APA (7th ed.) Citation

Preston, J., Preston,Sally, & Ferrett,Robert L. (2000). Learn powerpoint 2000. Prentice Hall.

Chicago Style (17th ed.) Citation

Preston, John, Preston,Sally, and Ferrett,Robert L. Learn Powerpoint 2000. Upper saddle River, NJ: Prentice Hall, 2000.

MLA (9th ed.) Citation

Preston, John, et al. Learn Powerpoint 2000. Prentice Hall, 2000.

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