Columbia subject headings:
Islamic Empire--Biography--History and criticism.
Islamic biography.
Muslims--Biography--History and criticism.
ʻAqqād, ʻAbbās Maḥmūd, 1889-1964.
Harvard subject headings:
Islamic Empire--Biography--History and criticism.
Muslims--Biography--History and criticism.
ʻAqqād, ʻAbbās Maḥmūd, 1889-1964--Contributions in Islamic biography.
Princeton subject headings:
ʻAqqād, ʻAbbās Maḥmūd, 1889-1964.