| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Tunnels #1-#5 Pack :Includes: Tunnels, Tunnels #2: Deeper, Tunnels #3: Freefall, Tunnels #4: Closer, Tunnels #5: Spiral | 978-0-545-74541-3 (0-545-74541-1) | 2014 |
| TUNNELS | 978-0-545-07327-1 (0-545-07327-8) | 2008 |
A. B. · G. A. · G.B. · R. A. · R. B · R. Gordon · Roderick A. · Roderick Gordon