public SheetIdentifier(string bookName, NameIdentifier sheetIdentifier) { _bookName = bookName; _sheetIdentifier = sheetIdentifier; }
public SheetRangeIdentifier(string bookName, NameIdentifier firstSheetIdentifier, NameIdentifier lastSheetIdentifier) : base(bookName, firstSheetIdentifier) { _lastSheetIdentifier = lastSheetIdentifier; }