# Q121916369

> book edition published in 1970

**Wikidata**: [Q121916369](https://www.wikidata.org/wiki/Q121916369)  
**Source**: https://4ort.xyz/entity/q121916369


## References

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