# Bernd W. Wirtz
**Wikidata**: [Q47522890](https://www.wikidata.org/wiki/Q47522890)  
**Source**: https://4ort.xyz/entity/bernd-w-wirtz


## References

1. IdRef
2. Virtual International Authority File
3. Czech National Authority Database
4. CONOR.SI
5. 20th Century Press Archives