APA (7 वां संस्करण) प्रशस्ति पत्र

Não informado. (2011). Memoirs Read Before the Boston Society of Natural History. Boston Society of Natural History.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Não informado. Memoirs Read Before the Boston Society of Natural History. Boston, Mass: Boston Society of Natural History, 2011.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Não informado. Memoirs Read Before the Boston Society of Natural History. Boston Society of Natural History, 2011.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.