Poulsom, N. W. (1968). The white ribbon: A medallic record of British polar expeditions. Seaby.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPoulsom, Neville Wright. The White Ribbon: A Medallic Record of British Polar Expeditions. London: Seaby, 1968.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPoulsom, Neville Wright. The White Ribbon: A Medallic Record of British Polar Expeditions. Seaby, 1968.
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