Columbia subject headings:
Harvard subject headings:
Camões, Luís de, 1524?-1580--Allegory and symbolism.
Camões, Luís de, 1524?-1580--Symbolism.
Camões, Luís de, 1524?-1580. Lusíadas.
Princeton subject headings:
Camões, Luís de, 1524?-1580.