Connell, Bruce A. and David Zeitlyn. 2000. "Njerep: A Postcard From the Edge." In Studies in African Linguistics, 29: 95-125. Online: http://oxford.academia.edu/DavidZeitlyn/Papers/1035537/Njerep_A_postcar….

Cohen, M. 1939. "Argobba-Sud." In Nouvelles Études d'Éthiopien Méridional, 275: 375-427. Paris: Librairie Ancienne Honoré Champion, Éditeur Édouard Champion.

Cohen, M. 1931. "Argobba Et Régions Voisines." In Études d'Éthiopien Méridional, Paris: Librairie Orientaliste Paul Geuthner.

Clozel, F.-J. 1896. "Les Bayas: Notes Ethnographiques & Linguistiques." Paris: Joseph André, Librairie Africaine & Coloniale.

Christaller, J. G. 1889/1890. "Sprachproben Aus Dem Sudan Von 40-60 Sprachen Und Mundarten Hinter Der Gold- Und Sklavenküste." In Zeitschrift für afrikanische Sprachen, III: 133-154.

G. Tucker Childs. 2011. "A Grammar of Mani." Mouton de Gruyter.

Chesley, William T. and David Faris. 1994. "Une Enquête Sociolinguistique Parmi Les Sokoro Du Guera."

Andy Chebanne and Moemedi Nthapelelang. 2000. "The Socio-linguistic Survey of the Eastern Khoe in the Boteti and Makgadikgadi Pans Areas of Botswana." In Botswana: the Future of the Minority Languages, edited by Herman M. Batibo and Birgit Smieja. 40: 79-94. Peter Lang.

Chebanne, A.M. 2002. "Shifting Identities in Eastern Khoe: Ethnic and Language Endangerment." In Pula: Botswana Journal of African Studies, 16 , no. 2: 147-157.

Chebanne, A. M. 2000. "The Phonological System of the Cuaa Language." In The State of Khoesan Languages in Botswana, edited by Herman M. Batibo and J. Tsonope. 18-32. Mogoditshane, Botswana: Basarwa Languages Project, University of Botswana/University of Tromsø, Tasalls Publishing and Books.