Não informado. (1992). Studies and researches in veterinary medicine. Pasteur National Institute for Veterinary Medicine.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Studies and Researches in Veterinary Medicine. Bucharest: Pasteur National Institute for Veterinary Medicine, 1992.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Studies and Researches in Veterinary Medicine. Pasteur National Institute for Veterinary Medicine, 1992.
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