| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Drug Bust CD-ROM | 978-0-13-045683-0 | 1993 | Thomas Starbranch |
| Drug Bust, CD-ROM with Workbook, Version 3.0 | 978-0-13-754748-7 | 1998 | " |
| Murder One | 978-0-13-014192-7 | 1994 | |
| Murder One, CD-ROM with Workbook, Version 3.0 | 978-0-13-864026-2 | 1997 | Thomas Starbranch |