| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Unofficial Guide to Central Italy: Florence, Rome, Tuscany and Umbria | 978-O-47O-229OO-2 (O-47O-229OO-4) | 2008 | Michael J. Pilling · Struan H. Robertson |
A. H. · A Holbrook · k.A. · K. H. · Kenneth A. · Kenneth H.