# Piotr Świtkowski
**Wikidata**: [Q11818352](https://www.wikidata.org/wiki/Q11818352)  
**Source**: https://4ort.xyz/entity/piotr-witkowski-q11818352


## References

1. Faceted Application of Subject Terminology
2. VcBA (identifier)
3. NUKAT
4. MAK
5. Integrated Authority File
6. Sejm-Wielki.pl
7. National Library of Israel Names and Subjects Authority File