# Charles W. Polzer
**Wikidata**: [Q55989104](https://www.wikidata.org/wiki/Q55989104)  
**Source**: https://4ort.xyz/entity/charles-w-polzer


## References

1. Catalog of the German National Library
2. datos.bne.es
3. Faceted Application of Subject Terminology
4. National Library of Israel Names and Subjects Authority File