Gaya APA

Muhammad, ., Gittinger, J, P. (s.a.). Prinsip-prinsip Dasar Keimanan . Arab Saudi: Haiatul Ighatsah al Islamiah al Alamiah-Riyadh.

Gaya MLA

Muhammad, ., Gittinger, J., Price. "Prinsip-prinsip Dasar Keimanan". Arab Saudi: Haiatul Ighatsah al Islamiah al Alamiah-Riyadh, s.a.. Text.