# Konstanty Krzeczkowski

> Polish social scientist (1879-1939)

**Wikidata**: [Q36317834](https://www.wikidata.org/wiki/Q36317834)  
**Source**: https://4ort.xyz/entity/konstanty-krzeczkowski


## References

1. Czech National Authority Database
2. Integrated Authority File
3. Virtual International Authority File
4. Sejm-Wielki.pl