# Joseph H. Appel
**Wikidata**: [Q109857270](https://www.wikidata.org/wiki/Q109857270)  
**Source**: https://4ort.xyz/entity/joseph-h-appel


## References

1. IdRef
2. NUKAT
3. [Source](https://openlibrary.org/authors/OL2447085A/Joseph_H._Appel)
4. Faceted Application of Subject Terminology