Columbia subject headings:
Harvard subject headings:
Aircraft industry--Government policy.
Computer industry--Government policy.
Electronic industries--Government policy.
High technology industries--Government policy.
Nuclear industry--Government policy.
Semiconductor industry--Government policy.
Princeton subject headings:
Aircraft industry--Government policy.
Computer industry--Government policy.
Electronic industries--Government policy.
High technology industries--Government policy.
Nuclear industry--Government policy.
Semiconductor industry--Government policy.