Não informado. (2018). Canadian Wildlife Service Report Series. Canadian Wildlife Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Canadian Wildlife Service Report Series. Ottawa: Canadian Wildlife Service, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Canadian Wildlife Service Report Series. Canadian Wildlife Service, 2018.
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