| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Eight Essential Steps To Conflict Resolution | 978-0-87477-656-0 (0-87477-656-2) | 1992 |
| The Eight Essential Steps to Conflict Resolution: Preseverving Relationships at Work, at Home, and in the Community | 978-0-87477-751-2 (0-87477-751-8) | 1994 |
| Through the Mist | 978-1-4010-5586-8 (1-4010-5586-9) | 2002 |