# Henryk Freder
**Wikidata**: [Q100269617](https://www.wikidata.org/wiki/Q100269617)  
**Source**: https://4ort.xyz/entity/henryk-freder


## References

1. CERL Thesaurus
2. Catalog of the German National Library
3. NUKAT
4. MAK
5. [Source](http://thesaurus.cerl.org/record/cnp02121757)
6. Virtual International Authority File