APA način citiranja

Gordon Wrigley. (1981). Tropical agriculture: The development of production. Longman.

Čikaški stil citiranja

Gordon Wrigley. Tropical Agriculture: The Development of Production. London: Longman, 1981.

MLA način citiranja

Gordon Wrigley. Tropical Agriculture: The Development of Production. Longman, 1981.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.