| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Cottage by the Sea | 978-0-449-15039-9 (0-449-15039-9) | 1997 | ||
| Rightsizing Your Life: Simplifying Your Surroundings While Keeping What Matters Most | 978-0-8212-5813-2 (0-8212-5813-3) | 2007 | ||
| Schicksalsträume. | 978-3-404-15193-6 (3-404-15193-3) | 2004 | Ursula Walther | |