Παραπομπή APA

Hughes, G. M. (1976). Respiration of amphibious vertebrates.

Παραπομπή Chicago Style

Hughes, G M. Respiration of Amphibious Vertebrates. Academic Press, New York, 1976.

Παραπομπή MLA

Hughes, G M. Respiration of Amphibious Vertebrates. 1976.