Style de citation APA (7e éd.)

Whetham, E. H. (1972). Agricultural marketing in Africa. Oxford University Press.

Style de citation Chicago (17e éd.)

Whetham, Edith H. Agricultural Marketing in Africa. London: Oxford University Press, 1972.

Style de citation MLA (9e éd.)

Whetham, Edith H. Agricultural Marketing in Africa. Oxford University Press, 1972.