APA Style

Graham, B., Rajoe, N, P, A. (). Hope for Troubled Heart = Pengharapan di Akhir Zaman . Surabaya: Yakin.

MLA Style

Graham, Billy., Rajoe, Ny., Paul, A.. "Hope for Troubled Heart = Pengharapan di Akhir Zaman". Surabaya: Yakin, . Text.