Columbia subject headings:
Peru--Social conditions--20th century.
Social movements--Peru--History.
Harvard subject headings:
Peru--Social conditions--1968-
Social movements--Peru--History--20th century.
Social movements--Peru--History--21st century.
Princeton subject headings:
Peru--Social conditions--1968-
Social movements--Peru--History--20th century.
Social movements--Peru--History--21st century.