| May and Loeweke | 1980 | May, Jean & Eunice Loeweke. 1980. General grammar of Fasu (Namo me). Ukarumpa: SIL. | 178 |
| Mosonyi | 2000 | Mosonyi, Esteban Emilio. 2000. Breve Caracterización conjunta de las lenguas Curripaco y Piapoco. In García Nuñez, Luis Fernando (ed.). Lenguas Indigenas de Colombia: Una Visíon Descriptiva. Instituto Caro y Cuervo: Santafe e Bogotá. 641-656. | 96 |
| Matthews and Yip | 1994 | Matthews, Stephen and Virginia Yip. 1994. Cantonese A Comprehensive Grammar. London and New York: Routledge. | 96 |
| MacDonald | 2013 | MacDonald, Lorna. 2013. A Dictionary of Tauya. Boston; Berlin: De Gruyter Mouton. | 96 |
| Mous | 2003 | Mous, Maarten. 2003. The Making of a Mixed Language: The case of Ma'a/Mbugu. Amsterdam: John Benjamins. | 88 |
| Morphy | 1983 | Morphy, Frances. 1983. "Djapu". In R.M.W. Dixon & Barry J. Blake (eds.), Handbook of Australian Languages, Vol. 3. Canberra: ANU Press. | 76 |
| Mushin | 2012 | Mushin, Ilana. 2012. A Grammar of (Western) Garrwa. Boston; Berlin: De Gruyter Mouton | 76 |
| Mayo | 1993 | Mayo, Peter. 1993. "Belorussian". In Comrie, Bernard and Greville G. Corbett (eds.), The Slavonic Languages. pp. 887-946. London; New York: Routledge. | 76 |
| Merlan | 1983 | Merlan, Francesca. 1983. Ngalakan grammar, texts and vocabulary. B-89. Pacific Linguistics: Canberra. | 76 |
| McDonald and Wurm | 1979 | McDonald, M and S.A. Wurm. 1979. Basic materials in Wankumara (Galali): Grammar, sentences and vocabulary. B65. Pacific Linguistics: Canberra. | 76 |
| McGregor | 2011 | McGregor, William B. 2011. The Nyulnyul language of Dampier Land, Western Australia. 632. Pacific Linguistics: Canberra. | 76 |
| McGregor | 1990 | McGregor, William B. 1990. A functional grammar of Gooniyandi. Amsterdam; Philadelphia: John Benjamins. | 76 |
| McElhanon | 1972 | McElhanon, K.A. 1972. Selepet Grammar Part I: From root to phrase (Pacific Linguistics B21). Canberra: Department of Linguistics, Research School of Pacific Studies, Australian National University. | 76 |
| McConvell | 1980 | McConvell, Patrick. 1980. "Hierarchical variation in pronominal clitic attachment in the Eastern Ngumbin languages". In Rigsby, B. and P. Sutton (eds.), Papers in Australian Linguistics No 13: contributions to Australian Linguistic., Canberra: Pacific Linguistics. | 76 |
| Mallinson | 1988 | Mallinson, Graham. 1988. "Rumanian" In Harris, Martin & Nigel Vincent (Eds.). The Romance languages. pp. 391-419. Routledge: London; New York. | 76 |
| McKay | 2000 | McKay, Graham. 2000. Ndjébbana. In Dixon, R.M.W. and Barry J. Blake (eds.), The handbook of Australian Languages. pp. 155-355. Oxford: Oxford University Press. | 76 |
| McGregor | 1993 | McGregor, William B. 1993. Gunin/Kwini. Munich; Newcastle: LINCOM Europa. | 76 |
| Mead | 1999 | Mead, David. 1998. Proto-Bungku-Tolaki: Reconstruction of its Phonology and Aspects
of its Morphosyntax. PhD thesis. Rice University. | 76 |
| Müller | 1954 | Müller, Adam. 1954. Grammar and Vocabulary of the Konua Language (Micro-Bibliotheca Anthropos 12). Fribourg: Posieux. | 54 |
| Mukarovsky | 1962/1963 | Mukarovsky, Hans Guenter. (1962/1963) Abriss einer Lautlehre des Limba. Archiv für Völkerkunde 17/18. 161-178. | 48 |
| Morse and Maxwell | 1999 | Nancy L. Morse and Michael B. Maxwell. 1999. Cubeo Grammar. (Summer Institute of Linguistics: Publications in Linguistics, 130.). Arlington, TX: The Summer Institute of Linguistics and the University of Texas at Arlington. 197pp. (Studies in the Indigenous Languages of Colombia 5).
| 48 |
| Meeuwis | 2010 | Meeuwis, Michael. 2010. A Grammatical Overview of Lingála. München: LINCOM Europa. | 48 |
| Meakins and Nordlinger | 2014 | Meakins, Felicity and Rachel Nordlinger. 2014. Grammar of Bilinarra: An Australian Aboriginal Language of the Northern Territory. Boston: De Gruyter Mouton. | 48 |
| Morse | 1976 | Morse, Mary Lynn Alice. (1976) A sketch of the phonology and morphology of Bobo (Upper Volta). University of New York doctoral dissertation. | 48 |
| Mansen and Captain | 2000 | Richard Mansen and David Captain 2000. El Idioma Wayuu (o Guajiro). In María Stella González de Pérez and María Luisa Rodríguez de Montes (eds.). Lenguas indígenas de Colombia: una visión descriptiva. Bogotá: Instituto Caro y Cuervo. 795-810. | 48 |
| Mosonyi | 2000 | Esteban Emilio Mosonyi 2000. Elementos gramaticales del idioma Piaroa. In García Nuñez, Luis Fernando (ed.). Lenguas Indigenas de Colombia: Una Visíon Descriptiva. Instituto Caro y Cuervo: Santafe e Bogotá. 657-668. | 48 |
| Mahootian | 1997 | Mahootian, Shahzad. 1997. Persian. London: Routledge. | 48 |
| Musgrave | 2007 | Musgrave, Jill. 2007. A grammar of Neve'ei, Vanuatu. Pacific Linguistics:Canberra. | 48 |
| Morgan | 1996 | Morgan, Daniel R. (1996) Overview of Grammatical Structures of Ndut: A Cangin Language of Senegal. University of Texas at Arlington MA thesis. | 48 |
| Merlan | 1989 | Merlan, Francesca. 1989. Mangarayi. London: Routledge. | 48 |
| Minde | 1997 | Minde, Don van. 1997. Melayu Ambong: Phonology, Morphology, Syntax. PhD Thesis, Leiden: Research School CNWS. | 48 |
| Moreno | 2000 | Moreno, Camilo Alberto Robayo. 2000. Avance Sobre Morfología Carijona. In Nuñez, Lui Fernando García. Lenguas Indígenas de Columbia: Una visión descriptiva. Instituto Caro y Cuervo Santafé de Bogotá. 171-180. | 48 |
| Morley | 2010 | Morley, Eric A. (2010) A Grammar of Ajagbe (Languages of the World/Materials 480). München: Lincom. | 48 |
| MacKay | 1999 | MacKay, Carolyn. 1999. Grammar of Misantla Totonac. Salt Lake City: University of Utah Press. | 48 |
| Mortensen | 1999 | Mortensen, Charles A. 1999. A reference grammar of the northern Embera languages: studies in the languages of Colombia 7. (SIL International and The University of Texas at Arlington Publications in Linguistics, 134.) Dallas: SIL International and The University of Texas at Arlington. xiv+194pp. | 44 |
| Margery Peña | 1989 | Margery Peña, Enrique. 1989. Diccionario Cabécar-Español, Español-Cabécar. Editorial de la Universidad de Costa Rica. 676pp. | 44 |
| Mensah | 1983 | Mensah, Emmanuel N.A. (1983) Le Krobou. In Georges Hérault (ed.), Atlas des langues kwa de Cote d'Ivoire volume 1, 425-463. Abidjan & Paris: Inst. de Linguistique Appliquée (ILA); Agence de Coopération Culturelle et Technique (ACCT). | 44 |
| Maïmouna | 2007 | Maïmouna Le Men, Fané. (2007) Parlons Lobiri. Paris: L'Harmattan. | 44 |
| Migliazza | 1972 | Migliazza, Ernesto Cesare. 1972. Yanomama grammar and intelligibility. PhD thesis. Indiana University. | 36 |
| Marmion | 2010 | Marmion, Douglas. 2010. Topics in the phonology and morphology of Wutung. PhD thesis. Australian National University. | 0 |
| Magaña | | Antonio Magaña Macías, p.c. (2016) | 0 |
| Mirikitani | 1972 | Mirikanti, Leatrice. 1972. Oceanic Linguistics Special Publications, No. 10, Kapampangan Syntax (1972), pp. 1-263. University of Hawai'i Press | 0 |
| McPherson | 2013 | McPherson, Laura. (2013) A Grammar of Tommo So (Mouton Grammar Library 62). Berlin: De Gruyter Mouton. | 0 |
| Matthew J Carroll | 2017 | Fieldnotes | 0 |
