| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Overcoming Bladder and Bowel Problems in Children | 978-0-9762877-1-1 (0-9762877-1-4) | 2015 |
| The Complete Bedwetting Book: Including a Daytime Program for Nighttime Dryness | 978-0-9762877-7-3 (0-9762877-7-3) | 2006 |
| The Potty Trainer: The Ultimate Guide to Potty Training Your Child | 978-0-9762877-0-4 (0-9762877-0-6) | 2015 |
D. P. · D. Preston · D. Preston, M.D. Smith · D Preston Smith M.D. · D. Preston Smith MD Faap Facs Fspu · D S · D. Smith · P S · P. Smith