Muḥammad ʻUmar ([between 1807 and 1970]) Dastūr-i taṣavvuf, al-maʻrūf bih, inqilābulḥaqīqat fī taṣavvuf va at̤-t̤arīqat /. Āftāb-i ʻĀlam Pres,. ISBN: .