Sudan in Africa  Studies Presented to the First International Conference Sponsored by the Sudan Research Unit, 7-12 February, 1968. 
Edited with an introd. by Yūsuf Faḍl Ḥasan. 
 - [Khartoum]  Khartoum University Press  [1971] 
 - 316 p.  maps  24 cm 
<br/><br/><label>LC Class. No.: </label>DT 154.3  / .S84 1971