Richards, P. (1985). Indigenous agriculture revolution: Ecology and food production in West Africa. Hutchinson.
Style de citation Chicago (17e éd.)Richards, Paul. Indigenous Agriculture Revolution: Ecology and Food Production in West Africa. London: Hutchinson, 1985.
Style de citation MLA (9e éd.)Richards, Paul. Indigenous Agriculture Revolution: Ecology and Food Production in West Africa. Hutchinson, 1985.
Attention : ces citations peuvent ne pas être correctes à 100%.