TY  - BOOK
AU  - Alpers,Edward A.
TI  - Ivory & Slaves in East central Africa: Changing patterns of international trade to the later nineteenth century 
SN  - 0435320068
AV  - DT361 .A5
PY  - 1975///
CY  - London
PB  - Heinemann
KW  - East central Africa-Trade
N1  - Includes bibliographical references and index
ER  -