APA (7th ed.) Citation

Murphy, G. (2009). Why is snot green?: And other extremely important questions (and answers) (1st Amer. ed.). Roaring Brook Press.

Chicago Style (17th ed.) Citation

Murphy, Glenn. Why Is Snot Green?: And Other Extremely Important Questions (and Answers). 1st Amer. ed. New York: Roaring Brook Press, 2009.

MLA (8th ed.) Citation

Murphy, Glenn. Why Is Snot Green?: And Other Extremely Important Questions (and Answers). 1st Amer. ed. Roaring Brook Press, 2009.

Warning: These citations may not always be 100% accurate.