# Johannes Harder

> German author, university teacher and writer (1903-1987)

**Wikidata**: [Q1697622](https://www.wikidata.org/wiki/Q1697622)  
**Source**: https://4ort.xyz/entity/johannes-harder-q1697622


## References

1. Integrated Authority File
2. Czech National Authority Database
3. Virtual International Authority File
4. Library of Congress Authorities