Columbia subject headings:
Petroleum law and legislation--United States.
Petroleum reserves--United States.
Power resources--Law and legislation--United States.
Harvard subject headings:
Energy conservation--Law and legislation--United States
Petroleum law and legislation--United States.
War and emergency legislation--United States.
Princeton subject headings:
Energy conservation--Law and legislation--United States.
Petroleum law and legislation--United States.
War and emergency legislation--United States.