# August Hagemann
**Wikidata**: [Q21543646](https://www.wikidata.org/wiki/Q21543646)  
**Source**: https://4ort.xyz/entity/august-hagemann-q21543646


## References

1. Catalog of the German National Library
2. Integrated Authority File
3. Virtual International Authority File
4. CERL Thesaurus
5. [LIBRIS. 2013](https://libris.kb.se/sq47ddtb02gp2n7)