Não informado. (1979). The Compendium on Continuing Education for the Practicing Veterinarian. Veterinary Learning Systems.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. The Compendium on Continuing Education for the Practicing Veterinarian. Princeton, NJ: Veterinary Learning Systems, 1979.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. The Compendium on Continuing Education for the Practicing Veterinarian. Veterinary Learning Systems, 1979.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.