Columbia subject headings:
Harvard subject headings:
Agriculture--Social aspects--Peru--Pernil Alto--History.
Excavations (Archaeology)--Peru--Pernil Alto.
Land settlement patterns, Prehistoric--Peru--Pernil Alto--History.
Pernil Alto (Peru)--Antiquities.
Prehistoric peoples--Peru--Pernil Alto.
Princeton subject headings:
Agriculture--Origin.
Indians of South America--Peru--Ica (Region)--Antiquities.
Palpa Region--Antiquities
Peru--Antiquities.