Columbia subject headings:
Harvard subject headings:
Lazio (Italy)--Antiquities, Roman--Guidebooks.
Lazio (Italy)--Antiquities, Roman.
Mentana (Italy)--History.
Roads, Roman--Italy--Lazio--Guidebooks.
Via Nomentana (Italy)--Guidebooks.
Via Nomentana (Rome, Italy)
Princeton subject headings:
Lazio (Italy)--Antiquities--Guidebooks.
Roads, Roman--Italy--Lazio--Guidebooks.
Via Nomentana (Italy)