APA
Barwell C., . (1975). Farmer training in East-Central and Southern Africa. Rome: FAO.
Chicago
Barwell Cyrill, . 1975. Farmer training in East-Central and Southern Africa. Rome: FAO.
Harvard
Barwell C., . (1975). Farmer training in East-Central and Southern Africa. Rome: FAO.
MLA
Barwell Cyrill, . Farmer training in East-Central and Southern Africa. Rome: FAO. 1975.