Columbia subject headings:
Harvard subject headings:
Italian literature--20th century--History and criticism
Portugal--Description and travel.
Portugal--In literature.
Travel in literature.
Travelers' writings, Italian--Colonies--Portugal--History and criticism.
Travelers' writings, Italian--Portugal--Colonies--History and criticism.
Travelers' writings, Italian--Portugal--History and criticism.
Travelers' writings, Italian--Portugal.
Travelers' writings--History and criticism.
Princeton subject headings:
Europe--Description and travel.