APA (7th ed.) Citation

Gutman, D., & Paillot, J. (2013). Dr. Nicholas is ridiculous! Harper.

Chicago Style (17th ed.) Citation

Gutman, Dan, and Jim Paillot. Dr. Nicholas Is Ridiculous! New York: Harper, 2013.

MLA (8th ed.) Citation

Gutman, Dan, and Jim Paillot. Dr. Nicholas Is Ridiculous! Harper, 2013.