Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.