Columbia subject headings:
American Federation of Labor.
Labor unions and communism--Europe--History.
Labor unions and international relations--Europe--History.
Labor unions and international relations--United States--History.
World politics--1945-1955.
Harvard subject headings:
American Federation of Labor
Labor unions and communism--Europe--History.
Labor unions and international relations--Europe--History.
Labor unions and international relations--United States--History.
World politics--1945-1955
Princeton subject headings:
American Federation of Labor.
Labor unions and communism--Europe--History.
Labor unions and international relations--Europe--History.
Labor unions and international relations--United States--History.
World politics--1945-1955.