| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| In Offenheit leben: Der Pfad zur spirituellen Ganzheit | 978-3-922026-93-8 (3-922026-93-1) | 1999 | ||
| The Undefended Self: Living the Pathwork | 978-0-9614777-7-6 (0-9614777-7-6) | 2001 | Eva Pierrakos | |
| The Undefended Self: Living the Pathwork of Spiritual Wholeness | 978-0-9614777-4-5 (0-9614777-4-1) | 1994 | " | |