Sahal Al-Tustari: Perbedaan antara revisi

* {{Cite book|last=Gerhard Böwering|year=1979|url=https://books.google.com/books?id=UabRPEv_Lq0C|title=The Mystical Vision of Existence in Classical Islam: The Qur'anic Hermeneutics of the Sufi Sahl At-Tustari|publisher=Walter de Gruyter|isbn=978-3-11-083705-6|author-link=Gerhard Böwering|url-status=live}}