Emyr Davies Mark Stonelake · M S. · Mark S
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Cwrs Sylfaen: Llyfr Cwrs | 978-1-86085-518-4 (1-86085-518-0) | 2006 | Emyr Davies |
| Cwrs Sylfaen: Pecyn Ymarfer Practice Pack | 978-1-86085-533-7 (1-86085-533-4) | 2006 | " |