TY  - BOOK
TI  - General History of Africa: IV: Africa from the twelfth to the sixteenth century / 
SN  - 0435948105;0520039157 (University Of California Press)
AV  - DT 20 GEN 1997 
PY  - 1997///
CY  - London : 
PB  - University Of California Press 
ER  -