Columbia subject headings:
China--Foreign economic relations--Southeast Asia.
Merchant marine--China.
Merchant marine--Southeast Asia.
Shipping--China.
Shipping--Southeast Asia.
Southeast Asia--Foreign economic relations--China.
Harvard subject headings:
China--Foreign economic relations--Southeast Asia.
Merchant marine--China.
Merchant marine--Southeast Asia.
Shipping--China
Shipping--Southeast Asia.
Southeast Asia--Foreign economic relations--China.
Princeton subject headings: