Walkenbach John. (2007). Microsoft Office Excel 2007. Wiley Pub.Inc.
Citación estilo ChicagoWalkenbach John. Microsoft Office Excel 2007. New Delhi: Wiley Pub.Inc, 2007.
Cita MLAWalkenbach John. Microsoft Office Excel 2007. Wiley Pub.Inc, 2007.
Warning: These citations may not always be 100% accurate.