Cita APA (7th ed.)
Walkenbach, J. Excel 2013 Power Programming with VBA. John Wiley & Sons, Incorporated.
Cita Chicago (17th ed.)
Walkenbach, John. Excel 2013 Power Programming with VBA. US: John Wiley & Sons, Incorporated.
Cita MLA (9th ed.)
Walkenbach, John. Excel 2013 Power Programming with VBA. John Wiley & Sons, Incorporated.
Atenció: Aquestes cites poden no estar 100% correctes.