Columbia subject headings:
Calendars--Soviet Union.
Communism and culture--Soviet Union.
Ethnology--Soviet Union.
Festivals--Soviet Union.
Soviet Union--Social life and customs.
Harvard subject headings:
Calendars--Soviet Union.
Communism and culture--Soviet Union.
Ethnology--Soviet Union
Festivals--Soviet Union.
Soviet Union--Social life and customs.
Princeton subject headings:
Holidays--Soviet Union.
Rites and ceremonies--Soviet Union.
Soviet Union--Social life and customs.