Oldham, J. H. (1955). New hope in Africa: The aims of the Capricorn Africa Society. Longmans, Green.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOldham, Joseph Houldsworth. New Hope in Africa: The Aims of the Capricorn Africa Society. London: Longmans, Green, 1955.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOldham, Joseph Houldsworth. New Hope in Africa: The Aims of the Capricorn Africa Society. Longmans, Green, 1955.
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