Columbia subject headings:
Australia--Commerce--Southeast Asia.
Shipping--Australia.
Shipping--Southeast Asia.
Southeast Asia--Commerce--Australia.
Harvard subject headings:
Australia--Commerce--Southeast Asia.
Shipping--Australia.
Shipping--Southeast Asia.
Southeast Asia--Commerce--Australia.
Princeton subject headings:
Australia--Commerce--Southeast Asia.
Shipping--Asia, Southeastern.
Shipping--Australia.
Southeast Asia--Commerce--Australia.