| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Secrets of the Congdon Mansion | Paperback | 978-0-9613778-0-9 | 1993 |
| Secrets of the Congdon Mansion | " | 978-0-9613778-1-6 | 1993 |
| Secrets of the Congdon Mansion: The Unofficial Guide to Glensheen and the Congdon Murders | " | 978-0-9613778-2-3 | 2017 |
| Timecaster | " | 978-0-441-01918-2 | 2011 |
| Timecaster | Audio CD | 978-1-4558-1177-9 | 2011 |
| Timecaster | " | 978-1-4558-1178-6 | 2011 |
| Timecaster | MP3 CD | 978-1-4558-1179-3 | 2011 |
| Timecaster | " | 978-1-4558-1180-9 | 2011 |
| Timecaster Supersymmetry | Preloaded Digital Audio Player | 978-1-4558-9418-5 | 2012 |
Ace · Brilliance Audio · Jaykay Pub