Hujviri, Ali ibn Usman. The Kashf al mahjúb : the oldest Persian treatise on Súfism / Translated from the text of the Lahore edition, compared with mss. in the India Office and British Museum. - New ed., by Reynold A. Nicholson. - London : Luzac, 1976. - xx,443 p. ; 22 cm. Includes bibliographical references and index. ISBN: 0718902033 Subjects--Topical Terms: Sufism--Early works to 1800 LC Class. No.: BP188.9