Cita APA

Frye, C. D. (2007). Microsoft office Excel 2007 step by step. Redmond, WA: Microsoft Press.

Chicago Style Citation

Frye, Curtis D. Microsoft Office Excel 2007 Step By Step. Redmond, WA: Microsoft Press, 2007.

Cita MLA

Frye, Curtis D. Microsoft Office Excel 2007 Step By Step. Redmond, WA: Microsoft Press, 2007.