Cita APA

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

Chicago Style Citation

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

Cita MLA

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

Atenció: Aquestes cites poden no estar 100% correctes.