Dimensions of classical Ṣūfī thought / R.S. Bhatnagar. Bhatnagar, R. S., 1938- Sufism History. BP188.6 .B48 1984 Includes indexes. Bibliography: p. [229]-232. Delhi : Motilal Banarsidass, 1984. 1984. 1984 Text xx, 241 p. ; eng