Bridgwater, W. (1953). The Columbia-Viking desk encyclopedia (First edition.). Published by The Viking Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBridgwater, William. The Columbia-Viking Desk Encyclopedia. First edition. New York: Published by The Viking Press, 1953.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBridgwater, William. The Columbia-Viking Desk Encyclopedia. First edition. Published by The Viking Press, 1953.
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