Cita APA

Greene, H. W. 1., & Fogden, P. (1997). Snakes: The evolution of mystery in nature. London: Universty California.

Citación estilo Chicago

Greene, Harry W. 1945-, y Patricia Fogden. Snakes: The Evolution of Mystery in Nature. London: Universty California, 1997.

Cita MLA

Greene, Harry W. 1945-, y Patricia Fogden. Snakes: The Evolution of Mystery in Nature. London: Universty California, 1997.