Frommer's Prague day by day
Frommer's Budapest Day by Day (Frommer's Day by Day - Pocket)
Frommer's Salzburg Day By Day (Frommer's Day by Day - Pocket)
Rick Steves Pocket Vienna
Fodor's Vienna & the Best of Austria: with Salzburg & Skiing in the Alps (Travel Guide)
Frommer's Berlin day by day
Rick Steves Vienna, Salzburg & Tirol
Rick Steves Pocket Prague
Frommer's Austria (Frommer's Complete Guides)
Top 10 Vienna (Eyewitness Top 10 Travel Guide)