Παραπομπή APA

Hughes, G. M. (1962). Comparative physiology of vertebrate respiration / 2nd ed (2nd ed.). Heinemamm educational.

Παραπομπή Chicago Style

Hughes, G M. Comparative Physiology of Vertebrate Respiration / 2nd Ed. 2nd ed. New delhi: Heinemamm educational, 1962.

Παραπομπή MLA

Hughes, G M. Comparative Physiology of Vertebrate Respiration / 2nd Ed. 2nd ed. Heinemamm educational, 1962.