Columbia subject headings:
Feminism--United States--History--20th century.
Feminists--United States--Biography.
Feminists--United States.
Harvard subject headings:
Feminism--United States--History--20th century
Feminists--United States
Feminists--United States--Biography
Friedan, Betty.
Greer, Germaine, 1939-
Millett, Kate.
Steinem, Gloria.
Princeton subject headings:
Feminism--United States--History--20th century.
Feminists--United States--Biography.
Feminists--United States.