APA (7th ed.) Citation

Takami, K., & Oniki, Y. (2009). Battle royale: The novel (2nd ed.). Haikasoru.

Chicago Style (17th ed.) Citation

Takami, Kōshun, and Yuji Oniki. Battle Royale: The Novel. 2nd ed. San Francisco: Haikasoru, 2009.

MLA (9th ed.) Citation

Takami, Kōshun, and Yuji Oniki. Battle Royale: The Novel. 2nd ed. Haikasoru, 2009.