Não informado. (1975). Philippine Journal of Veterinary and Animal Sciences. Philippine Society of Animal Sciences.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Philippine Journal of Veterinary and Animal Sciences. Laguna, Filipinas: Philippine Society of Animal Sciences, 1975.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Philippine Journal of Veterinary and Animal Sciences. Philippine Society of Animal Sciences, 1975.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.