Preppernau, J., & Cox, J. (2010). Windows 7 Step by Step. Microsoft Press ; PHI Learning Pvt. Ltd..
Chicago Style (17th ed.) CitationPreppernau, Joan, and Joyce Cox. Windows 7 Step by Step. Redmond, Wash. : New Delhi: Microsoft Press ; PHI Learning Pvt. Ltd., 2010.
MLA (8th ed.) CitationPreppernau, Joan, and Joyce Cox. Windows 7 Step by Step. Microsoft Press ; PHI Learning Pvt. Ltd., 2010.
Warning: These citations may not always be 100% accurate.