Columbia subject headings:
Economic history--1971-1990--Periodicals.
Economic history--1990---Periodicals.
Labor--United States--Periodicals.
Social change--Periodicals.
Social problems--Periodicals.
Socialism--Periodicals.
World politics--1945-1989--Periodicals.
Harvard subject headings:
Economic history--1971-1990--Periodicals
Economic history--1990---Periodicals
Labor--United States--Periodicals
Social change--Periodicals
Social problems--Periodicals
Socialism--Periodicals
World politics--1945-1989--Periodicals
World politics--1989---Periodicals
Princeton subject headings:
Economic history--1971-1990--Periodicals.
Economic history--1990---Periodicals.
Labor--United States--Periodicals.
Periodicals.
Social change--Periodicals.
Social problems--Periodicals.
Socialism--Periodicals.
World politics--1945-1989--Periodicals.
World politics--1989---Periodicals.