Method Create Person

for(int i = 0; i < Nama.Count; i++)
            {
                //obj orgnya
                Person org = new Person();
                org.Names = new List<Name>();
                org.PhoneNumbers = new List<PhoneNumber>();
                //org.Memberships = new List<Membership>();

                //namanya org
                Name namanya = new Name();
                namanya.DisplayName = Nama[i];
                namanya.GivenName = Nama[i];
                org.Names.Add(namanya);

                //telephonenya
                PhoneNumber teleponnya = new PhoneNumber();
                teleponnya.Value = noTelepon[i];
                org.PhoneNumbers.Add(teleponnya);

                Person inputPerson = serviceNya.People.CreateContact(org).Execute();

                ModifyContactGroupMembersRequest groupMember = new ModifyContactGroupMembersRequest();
                groupMember.ResourceNamesToAdd = new List<string>();
                groupMember.ResourceNamesToAdd.Add(inputPerson.ResourceName);

                var inputOrgKeGroup = serviceNya.ContactGroups;
                string resourceGroupName = "";
                for(int j = 0; j < listContactGroup.Count; j++)
                {
                    if (listContactGroup[j].Name == Group)
                        resourceGroupName = listContactGroup[j].ResourceName;
                }
                inputOrgKeGroup.Members.Modify(groupMember, resourceGroupName).Execute();

                dtgView.Rows.Add(org.Names[0].DisplayName, org.PhoneNumbers[0].Value);
                label2.Text = (i+1)+"/" + totalBar;
                progressBar1.Value = (i + 1) * 100 / totalBar;
            }