Columbia subject headings:
Families--Soviet Union.
Leisure--Soviet Union.
Working class--Soviet Union.
Harvard subject headings:
Families--Soviet Union, European.
Families--Soviet Union.
Leisure--Soviet Union
Leisure--Soviet Union, European.
Working class--Soviet Union
Working class--Soviet Union, European.
Princeton subject headings:
Families--Soviet Union, European.
Leisure--Soviet Union, European.
Working class--Soviet Union, European.