UMAR, I. M. A. (2001). Perjalanan Rohani Kaum Sufi. Kreasi Wacana.
Chicago Style (17th ed.) CitationUMAR, Ibnu Mahali Abdullah. Perjalanan Rohani Kaum Sufi. Kreasi Wacana, 2001.
MLA (8th ed.) CitationUMAR, Ibnu Mahali Abdullah. Perjalanan Rohani Kaum Sufi. Kreasi Wacana, 2001.
Warning: These citations may not always be 100% accurate.