Columbia subject headings:
Chain stores--United States.
Food industry and trade--United States.
Harvard subject headings:
Antitrust law--United States
Chain stores--United States
Food industry and trade--United States
Food law and legislation--United States.
Food--Marketing--Law and legislation--United States.
United States. Federal Trade Commission.
United States. National Commission on Food Marketing.
Princeton subject headings:
Chain stores--United States.
Food industry and trade--United States.
United States. Federal Trade Commission