*[Programming Windows Phone 7](http://blogs.msdn.com/b/microsoft_press/archive/2010/10/28/free-ebook-programming-windows-phone-7-by-charles-petzold.aspx)
*[Windows Phone Toolkit In Depth 3rd Edition](http://www.geekchamp.com/marketplace/components/windows-phone-toolkit-in-depth-3rd-edition)
*[Windows Phone Programming Blue Book](http://www.robmiles.com/c-yellow-book/)
*[Developing An Advanced Windows Phone 7.5 App That Connects To The Cloud](http://coolthingoftheday.blogspot.co.uk/2012/05/free-ebook-guidance-advanced-windows.html)
