Columbia subject headings:
Badawī, ʻAbd al-Raḥmān.
Islamic philosophy--Study and teaching--Egypt.
Islamic philosophy.
Harvard subject headings:
Badawī, ʻAbd al-Raḥmān.
Islamic philosophy.
Princeton subject headings:
Badawī, ʻAbd al-Raḥmān.
Existentialism.
Islamic philosophy.