Columbia subject headings:
Petroleum--Saudi Arabia.
Saudi Arabia--History.
Saudi Arabia--International cooperation.
Saudi Aramco.
Harvard subject headings:
Arabian Peninsula--History.
Arabian Peninsula--Pictorial works.
Saudi Arabia--History.
Saudi Arabia--Pictorial works.
Princeton subject headings:
Arabian Peninsula--History.
Arabian Peninsula--Pictorial works.
Saudi Arabia--History.
Saudi Arabia--Pictorial works.