TY  - BOOK
AU  - Kowal,Jan M.
AU  - Kassam,A.H.
TI  - Agricultural ecology of savanna: a study of West Africa
U1  - 630 
PY  - 1978///
CY  - Oxford
PB  - Clarendon Press
KW  - Agricultural ecology
KW  - Africa, West
KW  - Savanna ecology
ER  -