Cita APA

O Leary Timothy, & O Leary Linda I. (2002). Microsoft Excel 2002. American: McGraw-Hill.

Chicago Style Citation

O Leary Timothy, i O Leary Linda I. Microsoft Excel 2002. American: McGraw-Hill, 2002.

Cita MLA

O Leary Timothy, i O Leary Linda I. Microsoft Excel 2002. American: McGraw-Hill, 2002.