# Grzegorz Kopaczewski

> Polish sociologist, writer

**Wikidata**: [Q107361617](https://www.wikidata.org/wiki/Q107361617)  
**Source**: https://4ort.xyz/entity/grzegorz-kopaczewski


## References

1. BnF authorities
2. Czech National Authority Database
3. NUKAT
4. Virtual International Authority File
5. [Source](https://wikidata-externalid-url.toolforge.org/?p=1207&url_prefix=http://nukat.edu.pl/aut/&id=n2004086445)
6. [Source](https://rejestr.io/osoby/774674/grzegorz-kopaczewski/zdarzenia)