Advanced Vivarium Systems · Tfh Pubns Inc
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Giant Lizards | 978-0-86622-634-9 (0-86622-634-6) | 1992 |
| Savannah and Grassland Monitors: From the Experts at Advanced Vivarium Systems | 978-1-882770-53-3 (1-882770-53-6) | 2001 |
G S · George S. · R. George · R. S. · Robert G. · Robert G. Sprackland · Robert George · Robert S. · Robert Sprackland