APA (7th ed.) Citation

Walkenbach John. (2007). Microsoft Office Excel 2007. Wiley Pub.Inc.

Chicago Style (17th ed.) Citation

Walkenbach John. Microsoft Office Excel 2007. New Delhi: Wiley Pub.Inc, 2007.

MLA (9th ed.) Citation

Walkenbach John. Microsoft Office Excel 2007. Wiley Pub.Inc, 2007.

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