Não informado. (1981). Pakistan Veterinary Journal. University of Agriculture, Faculty of Veterinary Science.
Chicago-referens (17:e uppl.)Não informado. Pakistan Veterinary Journal. Faisalabad, Paquistao: University of Agriculture, Faculty of Veterinary Science, 1981.
MLA-referens (8:e uppl.)Não informado. Pakistan Veterinary Journal. University of Agriculture, Faculty of Veterinary Science, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.