Dyfyniad APA

Rook, J. A. F. (1983). Nutritional physiology of farm animals. London: Longman.

Dyfyniad Arddull Chicago

Rook, J. A. F. Nutritional Physiology of Farm Animals. London: Longman, 1983.

Dyfyniad MLA

Rook, J. A. F. Nutritional Physiology of Farm Animals. London: Longman, 1983.

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