Columbia subject headings:
Daʻwah (Islam)
Ibn Bādīs, ʻAbd al-Ḥamīd, 1889-1940.
Nursi, Said, 1873-1960.
Harvard subject headings:
Daʻwah (Islam)
Ibn Bādīs, ʻAbd al-Ḥamīd, 1889-1940.
Nursi, Said, 1873-1960.
Princeton subject headings:
Daʻwah (Islam)
Ibn Bādīs, ʻAbd al-Ḥamīd, 1889-1940.
Nursi, Said, 1873-1960.