APA

Hart-Davis G., . (2007). How to do everything with Microsoft Office Excel 2007. New York: McGraw-Hill.

Chicago

Hart-Davis Guy, . 2007. How to do everything with Microsoft Office Excel 2007. New York: McGraw-Hill.

Harvard

Hart-Davis G., . (2007). How to do everything with Microsoft Office Excel 2007. New York: McGraw-Hill.

MLA

Hart-Davis Guy, . How to do everything with Microsoft Office Excel 2007. New York: McGraw-Hill. 2007.