Não informado. (1981). Pakistan Veterinary Journal. University of Agriculture, Faculty of Veterinary Science.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Pakistan Veterinary Journal. Faisalabad, Paquistao: University of Agriculture, Faculty of Veterinary Science, 1981.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Pakistan Veterinary Journal. University of Agriculture, Faculty of Veterinary Science, 1981.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.