# Witold L. Langrod
**Wikidata**: [Q30230639](https://www.wikidata.org/wiki/Q30230639)  
**Source**: https://4ort.xyz/entity/witold-l-langrod


## References

1. Czech National Authority Database
2. Faceted Application of Subject Terminology
3. Virtual International Authority File
4. Sejm-Wielki.pl