APA (7th ed.) Citation

Riordan, R. (2010). Percy Jackson The Olympians: The Battle of The Labyrinth IV. Hikmah.

Chicago Style (17th ed.) Citation

Riordan, Rick. Percy Jackson The Olympians: The Battle of The Labyrinth IV. Hikmah, 2010.

MLA (8th ed.) Citation

Riordan, Rick. Percy Jackson The Olympians: The Battle of The Labyrinth IV. Hikmah, 2010.

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