Books by Bryan O'Sullivan:
![[Info]](https://onlinebooks.library.upenn.edu/info.gif)
O'Sullivan, Bryan: Mercurial: The Definitive Guide (c2009) (HTML with commentary at red-bean.com)- O'Sullivan, Bryan: Real World Haskell (2009), also by Don Stewart and John Goerzen (HTML with commentary at realworldhaskell.org)
Find more by Bryan O'Sullivan at your library, or elsewhere.