Bowering, G. (1980). The Mystical vision of existence in classical Islam: The Qur'anic hermeneutics of the sufi Sahl At Tustari (d.283/896). Walter De Gruyter.
Chicago Style (17th ed.) CitationBowering, Gerhard. The Mystical Vision of Existence in Classical Islam: The Qur'anic Hermeneutics of the Sufi Sahl At Tustari (d.283/896). Walter De Gruyter, 1980.
MLA (8th ed.) CitationBowering, Gerhard. The Mystical Vision of Existence in Classical Islam: The Qur'anic Hermeneutics of the Sufi Sahl At Tustari (d.283/896). Walter De Gruyter, 1980.
Warning: These citations may not always be 100% accurate.