Johnson, D. (2006). Onward: A photobiography of African-American polar explorer Matthew Henson. National Geographic.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJohnson, Dolores. Onward: A Photobiography of African-American Polar Explorer Matthew Henson. Washington. D.C.: National Geographic, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJohnson, Dolores. Onward: A Photobiography of African-American Polar Explorer Matthew Henson. National Geographic, 2006.
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