APA (7th ed.) Citation

Lewison, W. C., & Kangas, J. (1992). Say thank you, Theodore. Platt & Munk.

Chicago Style (17th ed.) Citation

Lewison, Wendy Cheyette, and Juli Kangas. Say Thank You, Theodore. New York: Platt & Munk, 1992.

MLA (9th ed.) Citation

Lewison, Wendy Cheyette, and Juli Kangas. Say Thank You, Theodore. Platt & Munk, 1992.