APA (7th ed.) Citation

Duffy. Microsoft excel 2000 (Microsoft certified edition.).

Chicago Style (17th ed.) Citation

Duffy. Microsoft Excel 2000. Microsoft certified edition. New JerseylbPrentice Halllc2000.

MLA (9th ed.) Citation

Duffy. Microsoft Excel 2000. Microsoft certified edition.

Warning: These citations may not always be 100% accurate.