Columbia subject headings:
Argentina--History--To 1810.
Argentine literature--To 1800--History and criticism.
Harvard subject headings:
Indian captivities--Rio de la Plata Region (Argentina and Uruguay)
Indians of South America--Missions--Rio de la Plata Region (Argentina and Uruguay)
Rio de la Plata Region (Argentina and Uruguay)--Historiography.
Princeton subject headings:
Indian captivities--Rio de la Plata Region (Argentina and Uruguay).
Indians of South America--Missions--Rio de la Plata Region (Argentina and Uruguay).
Rio de la Plata Region (Argentina and Uruguay)--Historiography.