Butt, S. A. (1985). Essentials of commerce in East Africa (5th ed.). Cassell publishing limited.
Style de citation Chicago (17e éd.)Butt, Safdar Ali. Essentials of Commerce in East Africa. 5th ed. London: Cassell publishing limited, 1985.
Style de citation MLA (9e éd.)Butt, Safdar Ali. Essentials of Commerce in East Africa. 5th ed. Cassell publishing limited, 1985.
Attention : ces citations peuvent ne pas être correctes à 100%.