Ty John Penry · Welsh Academic Press · Y Lolfa
| title | media type | ISBN-13 | year of publica- tion |
|---|---|---|---|
| Cymru O Hud | Hardcover | 978-0-86243-545-5 | 2004 |
| Diwedd Prydeindod | Paperback | 978-0-86243-018-4 | 1981 |
| Eternal Wales | Hardcover | 978-0-86243-608-7 | 2004 |
| For the Sake of Wales: The Memoirs of Gwynfor Evans | Paperback | 978-1-86057-021-6 | 2001 |
| Land of My Fathers: 2000 Years of Welsh History | " | 978-0-86243-265-2 | 2008 |
| Land of My Fathers: 2000 Years of Welsh History | Unknown Binding | 978-0-903701-03-7 | 1974 |
| The Fight for Welsh Freedom | Paperback | 978-0-86243-515-8 | 2006 |