| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1990 | 978-0-9597948-0-9 | Stephen Picard | Hymn To the Moon |
| 1999 | 978-0-9597948-3-0 | Klaus Bosselmann | When Two Worlds Collide: Society and Ecology |
| 2000 | 978-0-9597948-9-2 | Cornelius Van Dorp | Search for the feathered serpent |