# Martin Grulich

> German author and theologian

**Wikidata**: [Q1903908](https://www.wikidata.org/wiki/Q1903908)  
**Source**: https://4ort.xyz/entity/martin-grulich-q1903908


## References

1. Integrated Authority File
2. Virtual International Authority File
3. CERL Thesaurus
4. [LIBRIS. 2018](https://libris.kb.se/katalogisering/gdsw0np00k4g4gf)