D. Thomas · David G. · David G. . T. Thomas · David S. G. Thomas · David Thomas · G. Thomas
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Advanced Swimming: Steps to Success | 978-0-88011-389-2 | 1990 |
| Swimming: Steps To Success | 978-0-7360-5436-2 | 2005 |
| Swimming: Steps to Success | 978-0-87322-846-6 | 1996 |
| Swimming: Steps to Success | 978-0-88011-309-0 | 1988 |