| title | ISBN-13 | year of publication | |
|---|---|---|---|
| Companion Guide to Rome | 978-0-00-211130-0 | 1980 | |
| Courtesans of the Italian Renaissance | 978-0-436-27352-0 | 1975 | |
| Das Staunen der Welt: Friedrich II. von Hohenstaufen. | 978-3-421-06276-5 | 1989 | |
| Das Staunen der Welt: Friedrich II. von Hohenstaufen. | 978-3-8052-0133-9 | 1972 | |
| Federico II di Svevia | 978-88-452-9107-4 | 2001 | |
| Giardini d'Italia. Ediz. illustrata | 978-88-89854-18-1 | 2010 | |
| Italian Gardens | 978-1-870673-57-0 | 2010 | |
| Kurtisanen der Renaissance | 978-3-421-06272-7 | 1975 | |
| The Companion Guide to Rome | 978-1-900639-45-3 | 2009 | |
| The Companion Guide to Rome | 978-1-900639-42-2 | 2007 | |
| The companion guide to Rome | 978-0-13-154609-7 | 1983 |
Bompiani · Companion Guides · Deutsche Verlags-Anstalt · Garden Art Press · HarperCollins · Martin Secker & Warburg Ltd · Officina Libraria · Prentice Hall · Wunderlich