Não informado. (1968). Occasional Papers of the Western Foundation of Vertebrate Zoology. Western Foundation of Vertebrate Zoology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Occasional Papers of the Western Foundation of Vertebrate Zoology. Los Angeles, Calif: Western Foundation of Vertebrate Zoology, 1968.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Occasional Papers of the Western Foundation of Vertebrate Zoology. Western Foundation of Vertebrate Zoology, 1968.
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