Haskell for C Programmers
- A tutorial for people with a background in imperative languagues like C, C++, Java or Python.
- http://www.haskell.org/~pairwise/intro/intro.html

Haskell Tutorial
- A tutorial on Haskell from Walla Walla College
- http://www.cs.wwc.edu/KU/PR/Haskell.html

The Lambda Complex
- A tutorial site for Haskell aimed at programmers used to imperative languages (such as C).
- http://www.haskell.org/complex/

Haskell: The Craft of Functional Programming
- Descriptions, reviews, purchase source. [Amazon.com]
- http://www.amazon.com/exec/obidos/ASIN/0201342758

Online Bibliography of Haskell Research
- Provides a constantly-growing bibliography of papers, and theses, on research related to the Haskell programming language. Links to online copies of each paper are provided, where available.
- http://haskell.readscheme.org/

Monads for the Working Haskell Programmer
- This short tutorial introduces monads to Haskell programmers.
- http://www.engr.mun.ca/~theo/Misc/haskell_and_monads.htm

Haskell Reference at Zvon
- A thoroughly indexed reference to Haskell syntax and libraries with many examples.
- http://zvon.org/other/haskell/Outputglobal/index.html