Walkenbach, J. (2015). Microsoft Excel 2013 Bible. John Wiley and Sons.
Chicago-čujuhus (17. p.)Walkenbach, John. Microsoft Excel 2013 Bible. New delhi: John Wiley and Sons, 2015.
MLA-čujuhus (9. p.)Walkenbach, John. Microsoft Excel 2013 Bible. John Wiley and Sons, 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.