al- ʻĀrif billāh, Sahl ibn ʻAbd Allāh al-Tustarī
Subtitle: ḥayātuhu wa-ārāʼuh
By: li-ʻAbd al-Ḥalīm Maḥmūd.
Series: Dirāsāt fī al-Islām ; al-ʻadad 208
Publisher: Wizārat al-Awqāf, al-Majlis al-Aʻlá lil-Shuʼūn al-Islāmīyah
Published: 1978
Place of publication: al-Qāhirah
Language: ara
Number of pages: 157