Não informado. (1974). Journal of Veterinary Medical Education. Association of American Veterinary Medical Colleges.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Journal of Veterinary Medical Education. Washington: Association of American Veterinary Medical Colleges, 1974.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Journal of Veterinary Medical Education. Association of American Veterinary Medical Colleges, 1974.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.