Style de citation APA (7e éd.)

Clarence-Smith, W. G., & Clarence-Smith, W. G. (2003). The global coffee economy in Africa, Asia and Latin America, 1500-1989. Cambridge University Press.

Style de citation Chicago (17e éd.)

Clarence-Smith, William Gervase, et William Gervase;Topik Clarence-Smith. The Global Coffee Economy in Africa, Asia and Latin America, 1500-1989. Cambridge University Press, 2003.

Style de citation MLA (9e éd.)

Clarence-Smith, William Gervase, et William Gervase;Topik Clarence-Smith. The Global Coffee Economy in Africa, Asia and Latin America, 1500-1989. Cambridge University Press, 2003.