| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Instant Relaxation: How to Reduce Stress at Work, at Home and in Your Daily Life | 978-1-899836-36-9 (1-899836-36-5) | 1998 | Michael Hall |
| Relaksacja w pigulce | 978-83-7489-123-3 (83-7489-123-8) | 2008 | " |