Harris, G. E. (2012). Big questions from little people--- and simple answers from great minds (1st U.S. ed.). Ecco.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarris, Gemma Elwin. Big Questions from Little People--- and Simple Answers from Great Minds. 1st U.S. ed. New York: Ecco, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHarris, Gemma Elwin. Big Questions from Little People--- and Simple Answers from Great Minds. 1st U.S. ed. Ecco, 2012.
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