Columbia subject headings:
Azerbaijan--Foreign relations--Georgia.
Azerbaijan--Foreign relations--Turkey.
Caspian Sea Region--Strategic aspects.
Georgia--Foreign relations--Turkey.
Petroleum industry and trade--Asia.
Water resources development--Asia.
Water-supply--Asia.
Harvard subject headings:
Azerbaijan--Foreign relations--Georgia.
Azerbaijan--Foreign relations--Turkey.
Caspian Sea Region--Strategic aspects.
Georgia--Foreign relations--Turkey.
Petroleum industry and trade--Asia.
Water resources development--Asia.
Water-supply--Asia.
Princeton subject headings:
Azerbaijan--Foreign relations--Georgia.
Azerbaijan--Foreign relations--Turkey.
Caspian Sea Region--Strategic aspects.
Georgia--Foreign relations--Turkey.
Petroleum industry and trade--Asia.
Water resources development--Asia.
Water-supply--Asia.