B. T. · B. Thomas · Thomas Beth
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Cymraeg, Cymrag, Cymreg: Cyflwyo'r Tafodieithoedd | 978-0-948469-14-5 (0-948469-14-5) | 1989 | Peter Wyn Thomas |
| Dandelion on My Pillow, Butcher Knife Beneath: The true story of an amazing family that lived with and loved kids who killed | 978-0-9703525-2-1 (0-9703525-2-2) | 2010 | |
| Powered by Happy: How to Get and Stay Happy at Work | 978-1-4022-2696-0 (1-4022-2696-9) | 2010 | |
Families by Design · Gwasg Taf Cyf · Sourcebooks