# Witold Gruca

> Polish choreographer

**Wikidata**: [Q5467151](https://www.wikidata.org/wiki/Q5467151)  
**Source**: https://4ort.xyz/entity/witold-gruca


## References

1. Freebase Data Dumps
2. e-teatr.pl
3. Catalog of the German National Library
4. BnF authorities
5. general catalog of BnF
6. Virtual International Authority File
7. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
8. Faceted Application of Subject Terminology