Columbia subject headings:
Izquierda Unida (Political party : Peru)--Congresses.
Partido Comunista Brasileiro Revolucionário--Congresses.
Peru--Politics and government--1968-1980--Congresses.
Socialism--Peru--Congresses.
Harvard subject headings:
Princeton subject headings:
Communism--Peru--Congresses.
Partido Comunista Revolucionario (Peru)--Congresses.
Peru--Politics and government--1968---Congresses.