Get Day value from HijriCalendar in CSharp

/*  ww w.  ja  v a  2s. c  o  m*/
using System;
using System.Globalization;
public class MainClass{
  public static void Main(String[] argv){  

    HijriCalendar hijri = new HijriCalendar();
    DateTime dateHijri = new DateTime(1430, 1, 17, hijri);

    System.Console.WriteLine(dateHijri.Day);                    
  }
}