Gaya APA

Schaeffer, F, A. (2012). Ia Ada di Sana dan Ia Tidak Diam; He Is There and He Is Not Silent . Surabaya: Momentum.

Gaya MLA

Schaeffer, Francis, A. "Ia Ada di Sana dan Ia Tidak Diam; He Is There and He Is Not Silent". Surabaya: Momentum, 2012. Text.