Harlequin Books · Waite Group Pr
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Cross of empire | 978-0-373-72042-2 (0-373-72042-4) | 1976 | |
| Gardens of Imagination/Programming 3d Maze Games in C/C++/Book and Disk | 978-1-878739-59-9 (1-878739-59-X) | 1994 | |
| The Seeker | 978-0-373-72030-9 (0-373-72030-0) | 1976 | David Bischoff |