Dyfyniad APA

(2008). Microsoft Office 2007: A professional approach. Boston: McGraw Hill Higher Education.

Dyfyniad Arddull Chicago

Microsoft Office 2007: A Professional Approach. Boston: McGraw Hill Higher Education, 2008.

Dyfyniad MLA

Microsoft Office 2007: A Professional Approach. Boston: McGraw Hill Higher Education, 2008.

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