cs) 5.0 책은...

C# 5.0 Pocket Reference: Instant Help for C# 5.0 Programmers by Joseph Albahari and Ben Albahari (Aug 22, 2012)

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Paperback Available for Pre-order. This item will be released on August 22, 2012. Pre-order Price Guarantee. See product for more details Eligible for FREE Super Saver Shipping and 1 more promotion	$14.99	$8.17

8월22일 전에 C# 5가 발표 되겠구나...
Windows 8 Consumer Edtion 버전의 C#이 5.0 이었던가?