Cita APA (7th ed.)

Stewart, K. (2008). Microsoft Office Excel 2007: A professional approach. McGraw-Hill.

Cita Chicago (17th ed.)

Stewart, Kathleen. Microsoft Office Excel 2007: A Professional Approach. New York: McGraw-Hill, 2008.

Cita MLA (8th ed.)

Stewart, Kathleen. Microsoft Office Excel 2007: A Professional Approach. McGraw-Hill, 2008.