Columbia subject headings:
Contractors--United States.
Government purchasing--Law and legislation--United States.
Indemnity against liability--United States.
Liability insurance--United States.
Public contracts--United States.
Harvard subject headings:
Princeton subject headings:
Contractors--United States.
Government purchasing--Law and legislation--United States.
Indemnity against liability--United States.
Liability insurance--United States.
Public contracts--United States.