References - The rustdoc book

# References

There are many great `rustdoc` references out there. If you know of other great resources, please submit a pull request!

## Official

- Learn Rust
- Rust By Example
- Rust Reference
- RFC 1574: More API Documentation Conventions
- RFC 1946: Intra Rustdoc Links

## Community

- API Guidelines
- Github tagged RFCs
- Github tagged issues
- RFC (stalled) front page styleguide
- Guide on how to write documenation for a Rust crate