Columbia subject headings:
Harvard subject headings:
AFL-CIO--Periodicals.
Labor movement--United States--Periodicals.
Labor union members--United States--Periodicals.
Labor unions--United States--Periodicals
Work environment--United States--Periodicals.
Working class--United States--Periodicals
Princeton subject headings:
AFL-CIO--Periodicals.
Civil service--United States--Periodicals.
Government employee unions--United States--Periodicals.
Periodicals.