Columbia subject headings:
Birth control--Cross-cultural studies.
Birth control--Government policy--Cross-cultural studies.
Fertility, Human--Cross-cultural studies.
Harvard subject headings:
Birth control--Cross-cultural studies.
Birth control--Government policy--Cross-cultural studies.
Fertility, Human--Cross-cultural studies.
Princeton subject headings:
Birth control--Cross-cultural studies.
Birth control--Government policy--Cross-cultural studies.
Fertility, Human--Cross-cultural studies.