> For the complete documentation index, see [llms.txt](https://book.restfulnode.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://book.restfulnode.com/part-3/chapter-7/summary.md).

# Summary

In this chapter, we used the 8 step recipe to plan out our endpoints for retrieving all books in the database and retrieving a single book by ID. We then proceeded to creating and implementing those endpoints in our RESTful API.

Next, we will focus on the authentication endpoints.