APA (7th ed.) Citation

Kayser, C. (1961). The physiology of natural hibernation. Pergamon.

Chicago Style (17th ed.) Citation

Kayser, Charles. The Physiology of Natural Hibernation. Oxford: Pergamon, 1961.

MLA (9th ed.) Citation

Kayser, Charles. The Physiology of Natural Hibernation. Pergamon, 1961.