# Gertraud Ladner
**Wikidata**: [Q113782380](https://www.wikidata.org/wiki/Q113782380)  
**Source**: https://4ort.xyz/entity/gertraud-ladner


## References

1. Catalog of the German National Library
2. Index Theologicus
3. Integrated Authority File
4. National Library of Israel Names and Subjects Authority File