Columbia subject headings:
Affinity (Law)--Soviet Union.
Children--Legal status, laws, etc.--Soviet Union.
Parent and child (Law)--Soviet Union.
Harvard subject headings:
Affinity (Law)--Soviet Union.
Children--Legal status, laws, etc.--Soviet Union
Parent and child (Law)--Soviet Union.
Princeton subject headings:
Affinity (Law)--Soviet Union.
Children--Legal status, laws, etc.--Soviet Union.
Parent and child (Law)--Soviet Union.