Get Started Fast with XNA Game Studio 4.0 - and Build Great Games
for Both Windows Phone
7 and Xbox 360.
This is the industry's best reference and tutorial for all aspects of XNA Game Studio 4.0 programming on all supported platforms, from Xbox 360 to Windows Phone
7 and Windows
PCs. The only game development book authored by Microsoft XNA development team members, it offers deep insider insights you won't get anywhere else - including thorough coverage of new Windows Phone
APIs for mobile game development.