# Q121922980

> book edition published in 1961

**Wikidata**: [Q121922980](https://www.wikidata.org/wiki/Q121922980)  
**Source**: https://4ort.xyz/entity/q121922980


## References

1. Czech National Bibliography
2. [Works unavailable on the market](https://sdnnt.nkp.cz/sdnnt/oai?verb=ListRecords&metadataPrefix=marc21&set=DK-DNNTO)