Παραπομπή APA

Nicol, J. A. C. (1960). Biology of marine animals. Pitman&Sons.

Παραπομπή Chicago Style

Nicol, J. A. Colin. Biology of Marine Animals. London: Pitman&Sons, 1960.

Παραπομπή MLA

Nicol, J. A. Colin. Biology of Marine Animals. Pitman&Sons, 1960.