Boivin, Michel. Artefacts of devotion : a Sufi repertoire of the Qalandariyya in Sehwan Sharif, Sindh, Pakistan / Michel Boivin ; foreword by Carl W. Ernst. - Karachi, Pakistan : Oxford University Press, 2011. - xii, 166 p. : ISBN: 9780199063215 Subjects--Topical Terms: Qalandariyah---Pakistan Dewey Class. No.: 297.4095491 / Ar