Slager, D. (2016). Essential Excel 2016: A step-by-step guide. apress.
芝加哥风格引文Slager, David. Essential Excel 2016: A Step-by-step Guide. usa: apress, 2016.
MLA引文Slager, David. Essential Excel 2016: A Step-by-step Guide. apress, 2016.
警告：这些引文格式不一定是100％准确.