| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Dark Side of the Moon | 978-1-911332-00-8 | 2016 | ||
| Hearts, Minds and Bottom Lines | 978-0-07-709868-1 | 2001 | Fiona McLeod · Richard Thomson | |
| Labyrinthe und Mandalas | 978-3-88034-200-2 | 1987 | ||
| Mazes and Mandalas | 978-0-13-566661-6 | 1982 | ||
| Mazes and mandalas | 978-0-13-566653-1 | 1981 | ||
Freight Books · Hugendubel Heinrich GmbH · McGraw-Hill · Prentice Hall