# Hartwig de Haen
**Wikidata**: [Q132129265](https://www.wikidata.org/wiki/Q132129265)  
**Source**: https://4ort.xyz/entity/hartwig-de-haen


## References

1. NUKAT
2. National Library of Israel Names and Subjects Authority File
3. Integrated Authority File
4. LIBRIS
5. Deutsche Digitale Bibliothek
6. Prabook