# Janusz Sztumski

> Polish sociologist

**Wikidata**: [Q11720514](https://www.wikidata.org/wiki/Q11720514)  
**Source**: https://4ort.xyz/entity/janusz-sztumski


## References

1. IdRef
2. Polish Science
3. CiNii Research
4. Library of Congress Control Number
5. Virtual International Authority File