# Susan M. Campbell

> American self-help writer

**Wikidata**: [Q7648132](https://www.wikidata.org/wiki/Q7648132)  
**Source**: https://4ort.xyz/entity/susan-m-campbell


## References

1. Czech National Authority Database
2. International Standard Name Identifier
3. SNAC
4. National Library of Israel Names and Subjects Authority File