Columbia subject headings:
Equal pay for equal work--Canada.
Equal pay for equal work--United States.
Special libraries--Canada.
Speical libraries--United States.
Women librarians--Canada.
Women librarians--United States.
Harvard subject headings:
Equal pay for equal work--Canada.
Equal pay for equal work--United States.
Special libraries--Canada.
Special libraries--United States.
Women librarians--Canada.
Women librarians--United States.
Princeton subject headings: