xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'>
DisplayMemberBinding="{Binding XPath=@ID}"
Width="200" />
DisplayMemberBinding="{Binding XPath=@Name}"
Width="240" />
DisplayMemberBinding="{Binding XPath=@Price}"
Width="180" />
DisplayMemberBinding="{Binding XPath=@Author}"
Width="180" />