Columbia subject headings:
Decentralization in government--Peru--History--20th century.
Representative government and representation--Peru--History--20th century.
Harvard subject headings:
Decentralization in government--Peru--History--20th century.
Representative government and representation--Peru--History--20th century.
Princeton subject headings:
Decentralization in government--Peru.
Peru--Politics and government--1919-1968.
Peru--Politics and government--1968-.