Dyfyniad APA

John R Campbell. (2013). Animal sciences: The biology, care and production of domestic animals (4.). Scientific international pvt. ltd.

Dyfyniad Arddull Chicago

John R Campbell. Animal Sciences: The Biology, Care and Production of Domestic Animals. 4. New Delhi: Scientific international pvt. ltd, 2013.

Dyfyniad MLA

John R Campbell. Animal Sciences: The Biology, Care and Production of Domestic Animals. 4. Scientific international pvt. ltd, 2013.

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