There's also Developing Web Applications with Haskell and Yesod by Michael Snoyman which is available from O'Reilly in dead tree format or for free in HTML form

There's also Developing Web Applications with Haskell and Yesod by Michael Snoyman which is available from O'Reilly in dead tree format or for free in HTML format: http://www.yesodweb.com/book http://www.yesodweb.com/book It's a pretty good introduction to Haskell web development for people who are already familiar with both web development and Haskell.