Gaya APA

Wirakusuma, F, I, &, S, C., Simamora, C. (2009). I Can (not) Hear (Cet. 2. --). Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Wirakusuma, Feby, Indrirani, &, San, C.., Simamora, Christian. "I Can (not) Hear". Cet. 2. -- Jakarta: Gramedia Pustaka Utama, 2009. Text / Book.