Columbia subject headings:
Mexico--Civilization--Medieval influences.
Mexico--History--Spanish colony, 1540-1810.
Harvard subject headings:
Mexico--Civilization--Medieval influences.
Mexico--History--Conquest, 1519-1540.
Mexico--History--Spanish colony, 1540-1810.
Middle Ages--Influence.
Princeton subject headings:
Mexico--History--Conquest, 1519-1540.
Mexico--History--Spanish colony, 1540-1810.
Mexico--History--To 1519.