Columbia subject headings:
Colombia--Politics and government--1946-1974.
Colombia--Politics and government--1974-
Colombia--Social conditions--1970-
Colombia--Social conditions--20th century.
Protest movements--Colombia--History--20th century.
Harvard subject headings:
Protest movements--Colombia--History--20th century.
Social movements--Colombia--History--20th century.
Princeton subject headings:
Colombia--Politics and government--1946-1974.
Colombia--Politics and government--1974-
Colombia--Social conditions--1970-
Colombia--Social conditions--20th century.
Protest movements--Colombia--History--20th century.