Gaya APA

Wiyani, N, A., Sari, R, T. (2014). Save our children from school bullying . Yogyakarta: AR-Ruzz Media.

Gaya MLA

Wiyani, Novan, Ardy., Sari, Rina, Tyas. "Save our children from school bullying". Yogyakarta: AR-Ruzz Media, 2014. Text.