Gaya APA
Al-Ghazali, A., Ba'adillah, I, I.
(2013).
Ihya Ulumuddin 7: Pintu Taubat
.
Jakarta:
Republika.
Gaya MLA
Al-Ghazali, Al-Imam., Ba'adillah, Ibnu, Ibrahim.
"Ihya Ulumuddin 7: Pintu Taubat".
Jakarta:
Republika,
2013.
textbook.