xmlDeser/VXML/parser.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;
using System.Xml.XPath;
using System.IO;

namespace VXML
{
    class parser
    {
        public void getXML()
        {
            XmlDocument doc = new XmlDocument();
            doc.Load("C:\\Users\\golubev\\Documents\\Личное\\xmlDeser\\bookstore.xml");
            XmlNode root = doc.DocumentElement;

            XmlNamespaceManager nsmg = new XmlNamespaceManager(doc.NameTable);
            nsmg.AddNamespace("bk", "url:newbooks-schema");

            XmlNode node = root.SelectSingleNode(
                  "descendant::bk:book[bk:author/bk:last-name='Kingsolver']", nsmg);
            Console.WriteLine(node.InnerXml);
        }
        
        
    }
}