West African agriculture. (London : Oxford University Press, 1970)
v.1. West African soils by P. M. Ahn.- v.2. West African crops, by F .R. Irvine.
1st ed. and 2nd ed., by F.R Irvine were published under title: A tex tbook of West African agriculture, soils and crops.
Keywords: Field crops -- West Africa; Soils -- Addresses, essays, lectures