Columbia subject headings:
Defense contracts--United States.
High technology--United States.
Military research--United States.
Research and development contracts, Government--United States.
Harvard subject headings:
Defense contracts--United States.
High technology--United States.
Military research--United States.
Research and development contracts, Government--United States.
Princeton subject headings:
Defense contracts--United States.
High technology--United States.
Military research--United States.
Research and development contracts, Government--United States.