Columbia subject headings:
Economics--Bibliography--Periodicals.
Political science--Bibliography--Periodicals.
Social sciences--Bibliography--Periodicals.
Harvard subject headings:
Economics--Bibliography--Periodicals.
Political science--Bibliography--Periodicals.
Social sciences--Bibliography--Periodicals.
Princeton subject headings:
Economics--Bibliography--Periodicals.
Periodicals.
Political science--Bibliography--Periodicals.
Social sciences--Bibliography--Periodicals.