Dyfyniad APA

Hart-Davis, G. (2011). Learn Excel 2011 for Mac. Apress. https://doi.org/10.1007/978-1-4302-3522-4

Dyfyniad Arddull Chicago

Hart-Davis, Guy. Learn Excel 2011 for Mac. Berkeley, California: Apress, 2011. https://doi.org/10.1007/978-1-4302-3522-4.

Dyfyniad MLA

Hart-Davis, Guy. Learn Excel 2011 for Mac. Apress, 2011. https://doi.org/10.1007/978-1-4302-3522-4.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.