The Sufi book of life :99 pathways of the heart for the modern dervish

 Douglas; Klotz, Neil.;

New York : : Penguin Compass, , 2005

Contemporary Sufism : piety, politics and popular culture

 Sharify; Funk, Meena; Dickson, William Rory; Xavier, Merin Shobhana;

London : Routledge , 2018