Columbia subject headings:
China--Commerce--United States--Handbooks, manuals, etc.
China--Commerce--United States.
China--Description and travel.
United States--Commerce--China--Handbooks, manuals, etc.
United States--Commerce--China.
Harvard subject headings:
China--Commerce--United States--Handbooks, manuals, etc.
China--Description and travel.
United States--Commerce--China--Handbooks, manuals, etc.
Princeton subject headings:
China--Commerce--United States--Handbooks, manuals, etc.
China--Description and travel.
United States--Commerce--China--Handbooks, manuals, etc.