Columbia subject headings:
Islam--21st century.
Islamic renewal.
Sufism.
Ṭāhā, Maḥmūd Muḥammad.
Harvard subject headings:
Islam--21st century
Islamic renewal.
Sufism
Ṭāhā, Maḥmūd Muḥammad.
Princeton subject headings:
Islam--21st century.
Islamic renewal.
Sufism.
Ṭāhā, Maḥmūd Muḥammad.