Columbia subject headings:
Commercial law--Soviet Union.
Public utilities--Law and legislation--Soviet Union.
Restaurants--Law and legislation--Soviet Union.
Service industries--Law and legislation--Soviet Union.
Urban transportation--Law and legislation--Soviet Union.
Harvard subject headings:
Public utilities--Law and legislation--Soviet Union.
Restaurants--Law and legislation--Soviet Union.
Urban transportation--Law and legislation--Soviet Union.
Princeton subject headings:
Commercial law--Soviet Union.
Food industry and trade--Law and legislation--Soviet Union.
Service industries--Law and legislation--Soviet Union.
Urban transportation--Law and legislation--Soviet Union.