Murphy, G. (2009). Why is snot green?: And other extremely important questions (and answers) (1st Amer. ed.). Roaring Brook Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMurphy, Glenn. Why Is Snot Green?: And Other Extremely Important Questions (and Answers). 1st Amer. ed. New York: Roaring Brook Press, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMurphy, Glenn. Why Is Snot Green?: And Other Extremely Important Questions (and Answers). 1st Amer. ed. Roaring Brook Press, 2009.
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