Columbia subject headings:
Harvard subject headings:
Ṣūr (Oman)--Antiquities--Congresses.
Ṣūr (Oman)--History--Congresses.
Ṣūr (Oman)--Intellectual life--Congresses.
Princeton subject headings:
Ṣūr (Oman)--Antiquities--Congresses.
Ṣūr (Oman)--History--Congresses.
Ṣūr (Oman)--Intellectual life--Congresses.