add a root element using xmldocument in C#.net -

I need to create an XML file in C # using a xmldocument object.

How do I like a basic element:

  book: aaa xsi: schemalocationchema location = "http://www.com"  

  XmlDocument doc = new XmlDocument (); XML Element Emil = Doc. Secret Element ("Book", "AAAA", "http://www.com"); Doc.AppendChild (ELEM);