Columbia subject headings:
Harvard subject headings:
Europe--Politics and government--1914---Congresses.
Gramsci, Antonio, 1891-1937--Contributions in internationalism--Congresses.
Internationalism--Congresses.
Latin America--Politics and government--Congresses.
Princeton subject headings:
Europe--Politics and government--20th century--Congresses.
Gramsci, Antonio, 1891-1937.
Internationalism--Congresses.
Latin America--Politics and government--20th century--Congresses.