D,. H.. · Dariusz Hybel · Dirk Hebel · Doris Hopewell
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Celestial Psychology: An Astrological Guide to Growth and Transformation | 978-0-943358-18-5 (0-943358-18-3) | 1985 |
| Contemporary Lectures | 978-0-943358-11-6 (0-943358-11-6) | 1990 |