The files

    Preface
    1. What is .NET?
    2. The Language C# (extract)
    9. A Preview of .NET 2.0 (extract)

are a sneak preview of the book

    Mössenböck, Beer, Birngruber, Wöß:
    .NET Application Development
    Addison-Wesley, 2004

Addison-Wesley holds the copyright (© 2003) of these texts.