Gaya APA

Anwar, C., Qomik, B. (2005). Kerendahan Hati Sang Khalifah . Solo: Tiga Serangkai.

Gaya MLA

Anwar, Choirul., Qomik, Bengkel. "Kerendahan Hati Sang Khalifah". Solo: Tiga Serangkai, 2005. Text.