WWF 4.0 learning materials

The most important and authoritative learning materials for WWF 4.0 are, of courseOfficial msdn documentation:

Chinese official documentation: http://msdn.microsoft.com/zh-cn/library/dd489441.aspx

English official documentation: http://msdn.microsoft.com/en-us/library/dd489441.aspx

In addition to official documentsWwf4.0 books:

Microsoft Windows Workflow Foundation 4.0 cookbook

Beginning WF: Windows workflow in. Net 4.0 (expert's voice in. Net)

Pro WF: Windows workflow in. Net 4.0

Windows Workflow Foundation 4.0 unleashed

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Wxwinter (Winter)