Wallace, S. N., & Wallace, R. (2017). Bound by ice: A true North Pole survival story. Calkins Creek, an imprint of Highlights.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWallace, Sandra Neil, और Rich Wallace. Bound by Ice: A True North Pole Survival Story. Honesdale, Pa.: Calkins Creek, an imprint of Highlights, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWallace, Sandra Neil, और Rich Wallace. Bound by Ice: A True North Pole Survival Story. Calkins Creek, an imprint of Highlights, 2017.
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