APA (7th ed.) Citation

Duffy, T. (1997). Microsoft powerpoint 97. Addison -Wesley.

Chicago Style (17th ed.) Citation

Duffy, Tim. Microsoft Powerpoint 97. Reading: Addison -Wesley, 1997.

MLA (8th ed.) Citation

Duffy, Tim. Microsoft Powerpoint 97. Addison -Wesley, 1997.

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