Dyfyniad APA

Beverly B. Zimmerman. (2008). New Perspectives on Microsoft Office PowerPoint 2007. Boston, MA: Cengage Learning, Inc.

Dyfyniad Arddull Chicago

Beverly B. Zimmerman. New Perspectives On Microsoft Office PowerPoint 2007. Boston, MA: Cengage Learning, Inc, 2008.

Dyfyniad MLA

Beverly B. Zimmerman. New Perspectives On Microsoft Office PowerPoint 2007. Boston, MA: Cengage Learning, Inc, 2008.

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