http://blogs.msdn.com/cdndevs/archive/2009/07/03/follow-manningbooks-on-twitter-and-get-discount-codes.aspxManning Publications have a great variety of books on .NET development. There’s the stuff you’d expect, such as books on C#, ASP.NET and SharePoint, but they’ve also produced books on IronPython and IronRuby (not many books on these languages), functionalen-CACommunityServer 2.1 SP1 (Build: 61025.2)