Dyfyniad APA

A T B Edney. (1988). Waltham book of dog and cat nutrition: Second edition (2.). New York.

Dyfyniad Arddull Chicago

A T B Edney. Waltham Book of Dog and Cat Nutrition: Second Edition. 2. New York, 1988.

Dyfyniad MLA

A T B Edney. Waltham Book of Dog and Cat Nutrition: Second Edition. 2. New York, 1988.

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