# Wilhelm Szewczyk

> Polish writer

**Wikidata**: [Q4019839](https://www.wikidata.org/wiki/Q4019839)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Wilhelm_Szewczyk)  
**Source**: https://4ort.xyz/entity/wilhelm-szewczyk


## References

1. Virtual International Authority File
2. BnF authorities
3. [Source](https://bs.sejm.gov.pl/F?func=find-acc&acc_sequence=000014295&find_code=SYS&local_base=ARS10)
4. International Standard Name Identifier
5. Faceted Application of Subject Terminology
6. CiNii Research
7. Freebase Data Dumps. 2013
8. Sejm-Wielki.pl
9. Bibliography of the History of the Czech Lands