APA (7th ed.) Citation

Riordan, R. (2011). The throne of fire. Penguin Group.

Chicago Style (17th ed.) Citation

Riordan, Rick. The Throne of Fire. London: Penguin Group, 2011.

MLA (8th ed.) Citation

Riordan, Rick. The Throne of Fire. Penguin Group, 2011.

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