Columbia subject headings:
Indians of Mexico--Music--Congresses.
Indians of Mexico--Social life and customs--Congresses.
Indians of South America--Music--Congresses.
Indians of South America--Social life and customs--Congresses.
Sound--Social aspects--Latin America--Congresses.
Harvard subject headings:
Indians of Mexico--Music--Congresses.
Indians of Mexico--Social life and customs--Congresses.
Indians of South America--Music--Congresses.
Indians of South America--Social life and customs--Congresses.
Sound--Social aspects--Latin America--Congresses.
Princeton subject headings:
Indians of Mexico--Music--Congresses.
Indians of Mexico--Social life and customs--Congresses.
Indians of South America--Music--Congresses.
Indians of South America--Social life and customs--Congresses.
Sound--Social aspects--Latin America--Congresses.