# The Monster at the End of This Book

> episode of Supernatural (S4 E18)

**Wikidata**: [Q1319560](https://www.wikidata.org/wiki/Q1319560)  
**Source**: https://4ort.xyz/entity/the-monster-at-the-end-of-this-book


## References

1. Metacritic
2. [Trakt.tv](https://trakt.tv/shows/supernatural/seasons/4/episodes/18)