Santandrea, P. Stefano. 1976. The Kresh group, Aja and Baka languages (Sudan): A linguistic contribution. Napoli: Istituto Universitario Orientale.
@misc{2032, author = {Santandrea, P. Stefano}, title = {The Kresh group, Aja and Baka languages (Sudan): A linguistic contribution. Napoli: Istituto Universitario Orientale.}, year = {1976} }