You are in the forum for the Wrox book Professional Parallel Programming with C#: Master Parallel Extensions with .NET 4
; ISBN: 978-0-470-49599-5. The book can help you. However, you need previous C# and Visual Studio experience. The book is not intended for beginners.
You can also visit Dr Dobb's Go Parallel
You can find my blog posts about parallel programming here
If you read some of the free chapters and it sound too complex for you. You can read other introductory books and then you can read about more advanced parallel programming topics.