APA (7th ed.) Citation

Dahl, M., & Gray, S. (2006). If you were an adverb. Picture Window Books.

Chicago Style (17th ed.) Citation

Dahl, Michael, and Sara Gray. If You Were an Adverb. Minneapolis, Minn.: Picture Window Books, 2006.

MLA (8th ed.) Citation

Dahl, Michael, and Sara Gray. If You Were an Adverb. Picture Window Books, 2006.

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