Cita APA (7a ed.)

Frye, C. (2009). Microsoft® Office Excel® 2003 step by step (1st edition.). Microsoft Press.

Cita Chicago Style (17a ed.)

Frye, Curtis. Microsoft® Office Excel® 2003 Step by Step. 1st edition. Sebastopol: Microsoft Press, 2009.

Cita MLA (9a ed.)

Frye, Curtis. Microsoft® Office Excel® 2003 Step by Step. 1st edition. Microsoft Press, 2009.