Bickerton, D. (2009). Adam's tongue: How humans made language, how language made humans. Hill and Wang.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBickerton, Derek. Adam's Tongue: How Humans Made Language, How Language Made Humans. New York: Hill and Wang, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBickerton, Derek. Adam's Tongue: How Humans Made Language, How Language Made Humans. Hill and Wang, 2009.
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