Παραπομπή APA

Sterba,gunther. (1989). Freshwater Fishes of the World. Falcon.

Παραπομπή Chicago Style

Sterba,gunther. Freshwater Fishes of the World. New Delhi: Falcon, 1989.

Παραπομπή MLA

Sterba,gunther. Freshwater Fishes of the World. Falcon, 1989.