# Nightfall

> 1990 novel by Isaac Asimov and Robert Silverberg

**Wikidata**: [Q15096441](https://www.wikidata.org/wiki/Q15096441)  
**Source**: https://4ort.xyz/entity/nightfall-q15096441


## References

1. Internet Speculative Fiction Database
2. Freebase Data Dumps. 2013