Columbia subject headings:
Mothers--Employment--Law and legislation--Soviet Union.
Mothers--Employment--Soviet Union.
Women--Employment--Law and legislation--Soviet Union.
Women--Employment--Soviet Union.
Harvard subject headings:
Mothers--Employment--Law and legislation--Soviet Union.
Mothers--Employment--Soviet Union.
Women--Employment--Law and legislation--Soviet Union.
Women--Employment--Soviet Union.
Princeton subject headings:
Mothers--Employment--Law and legislation--Soviet Union.
Mothers--Employment--Soviet Union.
Women--Employment--Law and legislation--Soviet Union.
Women--Employment--Soviet Union.