Helyntion Iwerddon by Gerwyn James, Dewi Williams, Gerwyn Jones
| ISBN: | 9780708309919 |
| Publication date: | 5th May 1988 |
| Author: | Gerwyn James, Dewi Williams, Gerwyn Jones |
| Publisher: | Gwasg Prifysgol Cymru an imprint of University of Wales Press |
| Format: | Paperback |
| Pagination: | 64 pages |
| Genres: |
Educational: History |