APA (7th ed.) Citation

Sam Chapman, B. S. (2011). Zona Bebas Gosip. Gramedia Pustaka Utama.

Chicago Style (17th ed.) Citation

Sam Chapman, Bridget Sharkey. Zona Bebas Gosip. Gramedia Pustaka Utama, 2011.

MLA (8th ed.) Citation

Sam Chapman, Bridget Sharkey. Zona Bebas Gosip. Gramedia Pustaka Utama, 2011.

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