Dyfyniad APA

Rugh, R. (1951). The Frog: Its reproduction and development. McGraw-Hill Book Co., Inc.

Dyfyniad Arddull Chicago

Rugh, Roberts. The Frog: Its Reproduction and Development. New Delhi: McGraw-Hill Book Co., Inc, 1951.

Dyfyniad MLA

Rugh, Roberts. The Frog: Its Reproduction and Development. McGraw-Hill Book Co., Inc, 1951.

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