Columbia subject headings:
Chile--Politics and government--1920-1970.
Chile--Politics and government--1970-1973.
Partido Demócrata-Cristiano (Chile)
Harvard subject headings:
Chile--Politics and government--1920-1970.
Chile--Politics and government--1970-1973.
Partido Demócrata-Cristiano (Chile)
Princeton subject headings:
Chile--Politics and government--20th century.
Partido Demócrata-Cristiano (Chile)