Can you tell me the most recently published upgraded C# language book?

.NET
1

Please help me to get the most latest book on c#.

2

These are few C# books released recently

http://www.wrox.com/WileyCDA/WroxTitle/Professional-C-2012-and-NET-4-5.productCd-1118314425.html
http://www.amazon.com/Illustrated-C-2012-Daniel-Solis/dp/1430242787
http://www.amazon.com/Essential-Edition-Microsoft-Windows-Development/dp/0321694694