McFedries, P. (2013). Excel data analysis: Your visual blueprint for analyzing data, charts, and pivotTables (4th ed.). John Wiley & Sons.
Dyfyniad Arddull ChicagoMcFedries, Paul. Excel Data Analysis: Your Visual Blueprint for Analyzing Data, Charts, and PivotTables. 4th ed. Indianapolis, IN: John Wiley & Sons, 2013.
Dyfyniad MLAMcFedries, Paul. Excel Data Analysis: Your Visual Blueprint for Analyzing Data, Charts, and PivotTables. 4th ed. John Wiley & Sons, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.