The Nilotes of the Sudan and Uganda

von Colson, Audrey Butt.
Ethnographic survey of Africa. East Central Africa ; pt. 4
London : Int. African Inst., 1964.
Umfang/Format: 198 p. : map ; 25 cm.

The Azande, and related peoples of the Anglo-Egyptian Sudan and Belgian Congo.

von Baxter, Paul Trevor William
Ethnographic survey of Africa. East Central Africa ; pt. 9
London : International African Institute, 1953.
Umfang/Format: X, 152 S., 1 Kt. ; 25 cm.