APA (7th ed.) Citation

Markel, M., & Cushman, D. (2009). Tyrannosaurus math. Tricycle Press.

Chicago Style (17th ed.) Citation

Markel, Michelle, and Doug Cushman. Tyrannosaurus Math. Berkeley, Calif.: Tricycle Press, 2009.

MLA (8th ed.) Citation

Markel, Michelle, and Doug Cushman. Tyrannosaurus Math. Tricycle Press, 2009.

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