West African agriculture, by F. R. Irvine. 3rd ed., by Peter M. Ahn and F. R. Irvine
Irvine, Frederick Robert.
Ahn, Peter M.
London Oxford U.P,
1970
Maps on lining papers
Previous ed. published in 1 vol. as 'A textbook of West African agriculture' (B53-5321) 1953
bibl p294-311
Agriculture