APA (7th ed.) Citation

Langer, M. (2007). Microsoft Office Excel 2007 for Windows / Maria Langer. Peachpit Press.

Chicago Style (17th ed.) Citation

Langer, Maria. Microsoft Office Excel 2007 for Windows / Maria Langer. Berkeley, Calif.: Peachpit Press, 2007.

MLA (9th ed.) Citation

Langer, Maria. Microsoft Office Excel 2007 for Windows / Maria Langer. Peachpit Press, 2007.

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