Columbia subject headings:
Dissertations, Academic--Peru--Bibliography.
Indians of South America--Peru--Bibliography.
Peru--Social conditions--Bibliography.
Social sciences--Bibliography.
Harvard subject headings:
Dissertations, Academic--Peru--Bibliography.
Indians of South America--Peru--Bibliography.
Peru--Social conditions--Bibliography.
Social sciences--Bibliography
Princeton subject headings:
Dissertations, Academic--Peru--Bibliography.
Indians of South America--Peru--Bibliography.
Peru--Social conditions--Bibliography.
Social sciences--Bibliography.