Gaya APA

Al-Qahthani, M. (2008). Petaka Membawa Hikmah (CET.1). Jakarata: Cakrawala Publishing.

Gaya MLA

Al-Qahthani, Muhammad. "Petaka Membawa Hikmah". CET.1 Jakarata: Cakrawala Publishing, 2008. Text.