APA (7th ed.) Citation

Daywalt, D., & Jeffers, O. (2013). The day the crayons quit. Philomel Books.

Chicago Style (17th ed.) Citation

Daywalt, Drew, and Oliver Jeffers. The Day the Crayons Quit. New York, NY: Philomel Books, 2013.

MLA (8th ed.) Citation

Daywalt, Drew, and Oliver Jeffers. The Day the Crayons Quit. Philomel Books, 2013.

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