public void CopySheetCommand(Excel.Workbook workbook, string name, string newName,
                                     ReferenceEnum referenceType = ReferenceEnum.ByName)
        {
            bool isAnInteger = int.TryParse(name, out int indexValue);

            if (referenceType == ReferenceEnum.ByIndex && isAnInteger == true)
            {
                workbook.CopySheet(indexValue, newName);
            }
            else
            {
                workbook.CopySheet(name, newName);
            }
        }