Function of CreateDataSource

#region private DataTable CreateDataSource
  private DataTable dtReferrals = null;
  private DataTable CreateDataSource
  {
   get
   {
    this.dtReferrals = createDataSource();
    return this.dtReferrals;
   }
  }

  private DataTable createDataSource()
  {
//   return (DataTable)(Referrals + Children);
   
   DataTable dt = new DataTable("scheduledContacts");
            dt.Columns.Add("ChildID", typeof(string));
   dt.Columns.Add("Name", typeof(string));
   dt.Columns.Add("Age", typeof(string));
   dt.Columns.Add("Gender", typeof(string));
   dt.Columns.Add("ContactDate", typeof(DateTime));
   dt.Columns.Add("LastContactDate", typeof(DateTime));
   dt.Columns.Add("NextToLastContactDate", typeof(DateTime));
   dt.Columns.Add("ServiceComponent", typeof(string));
   dt.Columns.Add("CareGiver", typeof(string));
   dt.Columns.Add("PlacementAddressLine1", typeof(string));
   dt.Columns.Add("PlacementAddressLine2", typeof(string));
   dt.Columns.Add("PhoneNoFormat", typeof(string));
   dt.Columns.Add("FacilityType", typeof(string));
   dt.Columns.Add("IsReferral",typeof(bool));
   
   DataRow row = null;
   //add children to dt
   foreach(LiveChain.CSW.CommonData.ChildData child in children)
   {
    row = dt.NewRow();
    row["ChildID"] = child.ChildId;
    row["Name"] = child.Name;
    row["Age"] = child.Age;
    row["Gender"] = child.Gender;
    row["ContactDate"] = child.ContactDate;
    row["LastContactDate"] = child.LastContactDate;
    row["NextToLastContactDate"] = child.NextToLastContactDate;
    row["ServiceComponent"] = child.ServiceComponent;
    row["CareGiver"] = child.Caregiver;
    row["PlacementAddressLine1"] = child.PlacementAddressLine1;
    row["PlacementAddressLine2"] = child.PlacementAddressLine2 ;
    row["PhoneNoFormat"] = child.PhoneNoFormat;
    row["FacilityType"] = child.FacilityType;
    row["IsReferral"] = false;

                dt.Rows.Add(row);
   } 
   foreach(LiveChain.CSW.CommonData.CurrentReferralData referral in Referrals)
   {
    row = dt.NewRow();
    row["ChildID"] = referral.ReferralId + RefMark;
    row["Name"] = referral.ReferralName;
    row["Age"] = string.Empty;
    row["Gender"] = string.Empty;
    row["ContactDate"] = referral.ContactDate;
    row["LastContactDate"] = referral.Last_Contact;
    row["NextToLastContactDate"] = referral.Next_To_Last_Contact;
    row["ServiceComponent"] = "ER";
    row["CareGiver"] = string.Empty;
    row["PlacementAddressLine1"] = referral.Address1 ;
    row["PlacementAddressLine2"] = referral.Address2 ;
    row["PhoneNoFormat"] = referral.TelephoneFormat;
    row["FacilityType"] = string.Empty;
    row["IsReferral"] = true;

    dt.Rows.Add(row);
   }  
   
   return dt;
   
  }
  #endregion