APA (7th ed.) Citation

Riordan, R. (2006). The lightning thief. Hyperion Books for Children.

Chicago Style (17th ed.) Citation

Riordan, Rick. The Lightning Thief. New York, New york: Hyperion Books for Children, 2006.

MLA (9th ed.) Citation

Riordan, Rick. The Lightning Thief. Hyperion Books for Children, 2006.