TY  - BOOK
AU  - Collins, Robert O.,
AU  - Burns, James McDonald.
AU  - Ching,, Erik Kristofer.
TI  - Problems in African history: the precolonial centuries  
SN  - 1558760598
U1  - 960  22
PY  - 1993///
CY  - New York
PB  - M. Wiener Pub.
KW  - Africa
KW  -  History
N1  - Includes bibliographical references and index
ER  -