Dyfyniad APA

Albright,J L, & Arave,C W. (1997). Behaviour of cattle. CAB international.

Dyfyniad Arddull Chicago

Albright,J L, and Arave,C W. Behaviour of Cattle. United Kingdom: CAB international, 1997.

Dyfyniad MLA

Albright,J L, and Arave,C W. Behaviour of Cattle. CAB international, 1997.

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