Gaya APA

Tennick, :, A. (2011). Practical PowerPivot & DAX Formulas for Excel 2010 (Edisi pertama). New York: : McGraw-Hill.

Gaya MLA

Tennick, :, Art. "Practical PowerPivot & DAX Formulas for Excel 2010". Edisi pertama New York: : McGraw-Hill, 2011. Text.