Walkenbach, J. (2019). Microsoft Excel 2019 Bible (1st.). Wiley.
Chicago-čujuhus (17. p.)Walkenbach, John. Microsoft Excel 2019 Bible. 1st. Canada: Wiley, 2019.
MLA-čujuhus (9. p.)Walkenbach, John. Microsoft Excel 2019 Bible. 1st. Wiley, 2019.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.