De Graft-Johnson, J. C. (1958). African experiment: Cooperative agriculture and banking in British West Africa. Watts.
Dyfyniad Arddull ChicagoDe Graft-Johnson, John Coleman. African Experiment: Cooperative Agriculture and Banking in British West Africa. London: Watts, 1958.
Dyfyniad MLADe Graft-Johnson, John Coleman. African Experiment: Cooperative Agriculture and Banking in British West Africa. Watts, 1958.
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