Columbia subject headings:
Muslims--Saudi Arabia--Biography--History and criticism.
Muḥammad, Prophet, -632--Biography--History and criticism.
Harvard subject headings:
Islam--Congresses
Muḥammad, Prophet, -632--Biography--Congresses.
Muḥammad, Prophet, -632--Biography--History and criticism--Congresses.
Muḥammad, Prophet, -632--Congresses.
Religions--Congresses
Princeton subject headings:
Muḥammad, Prophet, -632--Biography--History and criticism.
Muslims--Saudi Arabia--Biography--History and criticism.