public string MonthToStringGenitive()
        {
            MonthsGenitive ms = (MonthsGenitive)_date.Month;

            return(ms.ToString());
        }
        public string ToLongString()
        {
            MonthsGenitive ms = (MonthsGenitive)_date.Month;

            return(string.Concat(_date.Day.ToString(), " ", ms.ToString(), " ", _date.Year.ToString()));
        }