# Ergyd drwy amser

> book; published in 2012

**Wikidata**: [Q67948732](https://www.wikidata.org/wiki/Q67948732)  
**Source**: https://4ort.xyz/entity/ergyd-drwy-amser-q67948732


## References

1. National Library of Wales Catalogue
2. Open Library
3. Goodreads