# Cyfri'r Cewri

> book by Gareth Ffowc

**Wikidata**: [Q99227923](https://www.wikidata.org/wiki/Q99227923)  
**Source**: https://4ort.xyz/entity/cyfri-r-cewri


## References

1. [Source](https://www.uwp.co.uk/book/cyfrin-cewri/)
2. Goodreads