APA (7th ed.) Citation

McMullan, K., & Alley, R. W. (2003). Pearl and Wagner: Two good friends. Dial Books for Young Readers.

Chicago Style (17th ed.) Citation

McMullan, Kate, and R. W. Alley. Pearl and Wagner: Two Good Friends. New York: Dial Books for Young Readers, 2003.

MLA (8th ed.) Citation

McMullan, Kate, and R. W. Alley. Pearl and Wagner: Two Good Friends. Dial Books for Young Readers, 2003.

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