| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Spare the Couch: Self-Change for Self-Improvement | 978-0-13-824458-3 (0-13-824458-8) | 1979 | |
| Spare the Couch: Self-change for Self-improvement | 978-0-13-824466-8 (0-13-824466-9) | 1979 | Eric W. Skjei |