Columbia subject headings:
Harvard subject headings:
Economics, Prehistoric--Peru--Congresses.
Peru--Antiquities--Congresses.
Princeton subject headings:
Andes Region--Antiquities--Congresses.
Economic anthropology--Andes Region--Congresses.
Economics, Prehistoric--Andes Region--Congresses.
Indians of South America--Andes Region--Antiquities--Congresses.