Não informado. (2001). Service and regulatory announcements. U.S. Department of Agriculture, Bureau of Animal Industry.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Service and Regulatory Announcements. Washington: U.S. Department of Agriculture, Bureau of Animal Industry, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Service and Regulatory Announcements. U.S. Department of Agriculture, Bureau of Animal Industry, 2001.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.