Vatican Splendors from Saint Peter's Basilica, The Vatican Museums and the Swiss Guard
by Monsignor Roberto Zagnoli
The Young Carthaginian (Abridged)
by G. A. Henty--Jim Weiss abridged telling
Roma
by Carole Chester
Inside Out Rome
by Compass Maps
Road to Rome
by R. Conrad Stein
Fodor's Rome's 25 Best, 6th Edition
by Fodor's
Recueil des pièces concernants la doctrine et pratique romains sur la déposition des rois & subversion de leurs vies & etats, qui s'en ensuit: le tout tiré d'actes & escrits authentiques