Dyfyniad APA

Berg,leo s. (1937). Classification of Fishes Both Recent and Fossil. A J Reprints.

Dyfyniad Arddull Chicago

Berg,leo s. Classification of Fishes Both Recent and Fossil. New Delhi: A J Reprints, 1937.

Dyfyniad MLA

Berg,leo s. Classification of Fishes Both Recent and Fossil. A J Reprints, 1937.

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