Linguae Tzadicae
Linguae Tzadicae sunt familia linguarum Afrasiaticarum.

 Linguae mundi

Notae

Bibliographia 
 Johannes Lukas, "The linguistic situation in the Lake Chad area in Central Africa" in Africa vol. 9 (1936) pp. 332–349.
 Paul Newman, "Chadic classification and reconstructions" in Afroasiatic Linguistics vol. 5 no. 1 (1977) pp. 1–42.
 Paul Newman, "Chado-Hamitic 'adieu': new thoughts on Chadic language classification" in Atti del Secondo Congresso Internazionale di Linguistica Camito-Semitica ed. Pelio Fronzaroli (Florentiae: Instituto de Linguistica e di Lingue Orientali, Università di Firenze, 1978) pp. 389–397.
 Paul Newman, The Classification of Chadic within Afroasiatic Leiden: Universitaire Pers Leiden, 1980.
 Paul Newman, Roxana Ma, "Comparative Chadic: phonology and lexicon" in Journal of African Languages vol. 5 (1966) pp. 218–251.
 Russell Schuh, "Chadic overview" in Selected Comparative-Historical Afrasian Linguistic Studies in Memory of Igor M. Diakonoff ed. M. Lionel Bender, Gabor Takacs, David L. Appleyard (LINCOM Europa, 2003) pp. 55–60.

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