Gaya APA

Choonja, N., Novianti, E, N. (2015). Why? : disability = disabilitas (Cet. 1). Jakarta: PT Elex Media Komputindo.

Gaya MLA

Choonja, NAM., Novianti, Endah, Nawang. "Why? : disability = disabilitas". Cet. 1 Jakarta: PT Elex Media Komputindo, 2015. Text.