public Loc(int bookIndex, int sheetIndex, int rowIndex, int columnIndex) {_bookSheetColumn = toBookSheetColumn(bookIndex, sheetIndex, columnIndex);_rowIndex = rowIndex;}
public Loc(int bookIndex, int sheetIndex, int rowIndex, int columnIndex){_bookSheetColumn = ToBookSheetColumn(bookIndex, sheetIndex, columnIndex);_rowIndex = rowIndex;}