Columbia subject headings:
Harvard subject headings:
Explorers--Italy--Biography
Giovanni, da Empoli, 1483-1517--Travel.
India--Discovery and exploration.
Voyages and travels
Princeton subject headings:
Asia--Commerce--Portugal--History--Sources.
Giovanni, da Empoli, 1483-1517.
India--Commerce--Portugal--History--Sources.
Portugal--Commerce--Asia--History--Sources.
Portugal--Commerce--India--History--Sources.