# Donald M. Hassler

> US academic and scholar of SF (1937–)

**Wikidata**: [Q55266719](https://www.wikidata.org/wiki/Q55266719)  
**Source**: https://4ort.xyz/entity/donald-m-hassler


## References

1. IdRef
2. [Source](https://sf-encyclopedia.com/entry/hassler_donald_m)
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. Virtual International Authority File
5. CiNii Research
6. Internet Speculative Fiction Database
7. The Encyclopedia of Science Fiction
8. National Library of Israel Names and Subjects Authority File