Swift Brinton L & Rue Jensen. (1982). Diseases of sheep (2.). Lea & febiger.
Chicago Edition CitationSwift Brinton L i Rue Jensen. Diseases of Sheep. 2. Lea & febiger, 1982.
Cita MLASwift Brinton L i Rue Jensen. Diseases of Sheep. 2. Lea & febiger, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.