APA
E.A. Atayi, H.C. Knipscheer, . (1980). Survey of food crop farming systems in the "ZAPI-EST" East Cameroon IITA/ONAREST-1980. Ibadan: I I T N.
Chicago
E.A. Atayi, H.C. Knipscheer, . 1980. Survey of food crop farming systems in the "ZAPI-EST" East Cameroon IITA/ONAREST-1980. Ibadan: I I T N.
Harvard
E.A. Atayi, H.C. Knipscheer, . (1980). Survey of food crop farming systems in the "ZAPI-EST" East Cameroon IITA/ONAREST-1980. Ibadan: I I T N.
MLA
E.A. Atayi, H.C. Knipscheer, . Survey of food crop farming systems in the "ZAPI-EST" East Cameroon IITA/ONAREST-1980. Ibadan: I I T N. 1980.
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