Columbia subject headings:
Feminism--Europe--Congresses.
Feminism--United States--Congresses.
Women--Europe--Congresses.
Women--United States--Congresses.
Harvard subject headings:
Feminism--Europe--Congresses.
Feminism--United States--Congresses
Women--Europe--Congresses.
Women--United States--Congresses.
Princeton subject headings:
Feminism--Europe.
Feminism--United States.
Women--Europe.
Women--United States.