Columbia subject headings:
Lakes--Italy.
Milan (Italy)--Guidebooks.
Ticino (Switzerland)--Guidebooks.
Harvard subject headings:
Lakes--Italy
Milan (Italy)--Guidebooks.
Ticino (Switzerland)--Guidebooks.
Princeton subject headings:
Guidebooks.
Lakes--Italy.
Milan (Italy)--Guidebooks.
Ticino (Switzerland)--Guidebooks.