APA (7th ed.) Citation

Muliani, H., & Pereira, R. (2018). Why Childern bully? Grasindo.

Chicago Style (17th ed.) Citation

Muliani, Hanlie, and Robert Pereira. Why Childern Bully? Grasindo, 2018.

MLA (8th ed.) Citation

Muliani, Hanlie, and Robert Pereira. Why Childern Bully? Grasindo, 2018.

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