Cox, J., & Preppernau, J. (2007). Microsoft Office PowerPoint 2007: Step by step. Redmond, Washington: Press.
Chicago Style CitationCox, Joyce, and Joan Preppernau. Microsoft Office PowerPoint 2007: Step By Step. Redmond, Washington: Press, 2007.
MLA CitationCox, Joyce, and Joan Preppernau. Microsoft Office PowerPoint 2007: Step By Step. Redmond, Washington: Press, 2007.
Warning: These citations may not always be 100% accurate.