Karim, F., & Ghazzālī. (1971). Imam Gazzali's Ihya ulum-id-din: Book IV. Sind Sagar Academy.
Chicago Style aipamenaKarim, Fazlul, and Ghazzālī. Imam Gazzali's Ihya Ulum-id-din: Book IV. Lahore: Sind Sagar Academy, 1971.
MLA aipamenaKarim, Fazlul, and Ghazzālī. Imam Gazzali's Ihya Ulum-id-din: Book IV. Sind Sagar Academy, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.