* Lecture notes from a good [Intro to Haskell course](http://www.seas.upenn.edu/~cis194/fall14/lectures.html) at Penn
* [The Haskell Wikibook](https://en.wikibooks.org/wiki/Haskell)
* Lecture notes from a good [Intro to Haskell course](http://www.seas.upenn.edu/~cis194/fall14/lectures.html) at Penn
* [The Haskell Wikibook](https://en.wikibooks.org/wiki/Haskell)