Bang, Anne K. Islamic Sufi networks in the western Indian Ocean (c. 1880-1940) : ripples of reform / By Anne K. Bang. - Boston : Brill, 2014 - xi, 227 p. : ISBN: 9789004251342 Subjects--Topical Terms: Sufism-History.--Africa, Southern Dewey Class. No.: 297.409679 / Is