@book{130146,
	author = {Abū Bakr Muḥammad ibn Ibrahīm al-Kalābādhī, and Arberry, A. J.},
	title = {The doctrine of the Ṣūfīs :},
	publisher = {The University Press,},
	year = {1994.},
	address = {Cambridge :},
	edition = {2nd ed. },
	note = {Includes index.}
}