ASSOCIATION, R. D. (1972). Write Better, Speak Better. The Reader's Digest Association, Inc.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रASSOCIATION, READERS DIGEST. Write Better, Speak Better. The Reader's Digest Association, Inc, 1972.
एमएलए (8वां संस्करण) प्रशस्ति पत्रASSOCIATION, READERS DIGEST. Write Better, Speak Better. The Reader's Digest Association, Inc, 1972.
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