Dyfyniad APA

Warwick, E. J., & Legates, J. E. (1979). Breeding and improvement of farm animals (7a. ed.). Tata McGraw Hill.

Dyfyniad Arddull Chicago

Warwick, Everett James, and James Edward Legates. Breeding and Improvement of Farm Animals. 7a. ed. Nueva Delhi: Tata McGraw Hill, 1979.

Dyfyniad MLA

Warwick, Everett James, and James Edward Legates. Breeding and Improvement of Farm Animals. 7a. ed. Tata McGraw Hill, 1979.

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