Columbia subject headings:
Harvard subject headings:
Peru--Intellectual life--20th century.
Peru--Intellectual life--History--20th century.
Regionalism--Peru--History--20th century.
Social movements--Peru--History--20th century.
Princeton subject headings:
Peru--Intellectual life--History--20th century.
Regionalism--Peru--History--20th century.
Social movements--Peru--History--20th century.