Dyfyniad APA

John K Winkler. (1982). Farm animal health and disease control (2.). Hea & febiger.

Dyfyniad Arddull Chicago

John K Winkler. Farm Animal Health and Disease Control. 2. Hea & febiger, 1982.

Dyfyniad MLA

John K Winkler. Farm Animal Health and Disease Control. 2. Hea & febiger, 1982.

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