Cita APA (7a ed.)

Urtis, T., & Alexander, M. (2011). Excel VBA: 24-hour trainer. Wiley Pubishing, Inc..

Cita Chicago Style (17a ed.)

Urtis, Tom, y Mike Alexander. Excel VBA: 24-hour Trainer. Indianapolis, Ind.: Wiley Pubishing, Inc., 2011.

Cita MLA (8a ed.)

Urtis, Tom, y Mike Alexander. Excel VBA: 24-hour Trainer. Wiley Pubishing, Inc., 2011.