Não informado. (1962). Contributions from the Department of Veterinary Science. Obihiro Zootechnical University, Department of Veterinary Science.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Contributions from the Department of Veterinary Science. Obihiro, Japão: Obihiro Zootechnical University, Department of Veterinary Science, 1962.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Contributions from the Department of Veterinary Science. Obihiro Zootechnical University, Department of Veterinary Science, 1962.
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