Columbia subject headings:
Harvard subject headings:
Southern Cone of South America--Economic conditions--1918---Periodicals.
Southern Cone of South America--Politics and government--Periodicals.
Princeton subject headings:
Periodicals.
South America--Economic conditions--1918---Periodicals.
South America--Politics and government--20th century--Periodicals.
Southern Cone of South America--Economic conditions--1918---Periodicals.
Southern Cone of South America--Politics and government--20th century--Periodicals.