Columbia subject headings:
Harvard subject headings:
Muḥammad, Prophet, -632--Bibliography.
Muḥammad, Prophet, -632--Family--Bibliography.
Muḥammad, Prophet, -632--Friends and associates--Bibliography.
Princeton subject headings:
Muḥammad, Prophet, -632--Bibliography.
Muḥammad, Prophet, -632--Family--Bibliography.
Muḥammad, Prophet, -632--Friends and associates--Bibliography.