Gaya APA

Bradford, B, T., Soemanto, N, B. (1997). Suara Hati = voice of the heart . Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Bradford, Barbara, Taylor., Soemanto, Nin, Bakdi. "Suara Hati = voice of the heart". Jakarta: Gramedia Pustaka Utama, 1997. Text.