| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The 50+ Traveler's Guidebook | 978-1-56054-944-4 (1-56054-944-0) | 1992 | Anita Williams |
| The 50+ Traveler's Guidebook: Where to Go Where to Stay What to Do | 978-1-56054-287-2 (1-56054-287-X) | 1992 | " |