Columbia subject headings:
Export controls--United States.
Foreign trade promotion--United States.
Selling--High technology--Government policy--United States.
United States--Commercial policy.
Harvard subject headings:
Export controls--United States.
Foreign trade promotion--United States.
Selling--High technology--Government policy--United States.
United States--Commercial policy.
Princeton subject headings:
Export controls--United States.
Foreign trade promotion--United States.
Selling--High technology--Government policy--United States.
United States--Commercial policy.