Columbia subject headings:
Abortion--Cross-cultural studies--Handbooks, manuals, etc.
Abortion--Government policy--Handbooks, manuals, etc.
Abortion--Law and legislation--Handbooks, manuals, etc.
Harvard subject headings:
Abortion--Cross-cultural studies--Handbooks, manuals, etc.
Abortion--Government policy--Handbooks, manuals, etc.
Abortion--Law and legislation--Handbooks, manuals, etc.
Princeton subject headings:
Abortion--Cross-cultural studies--Handbooks, manuals, etc.
Abortion--Government policy--Handbooks, manuals, etc.
Abortion--Law and legislation--Handbooks, manuals, etc.