APA (7th ed.) Citation

Riordan, R. (2005). The lightning thief. Hyperion Books Publishers.

Chicago Style (17th ed.) Citation

Riordan, Rick. The Lightning Thief. New York: Hyperion Books Publishers, 2005.

MLA (9th ed.) Citation

Riordan, Rick. The Lightning Thief. Hyperion Books Publishers, 2005.