Dyfyniad APA

Cowart, R., & Knittel, B. (2000). Using Microsoft Windows 2000 professional +CD. PHI.

Dyfyniad Arddull Chicago

Cowart, Robert, and Brian Knittel. Using Microsoft Windows 2000 Professional +CD. PHI, 2000.

Dyfyniad MLA

Cowart, Robert, and Brian Knittel. Using Microsoft Windows 2000 Professional +CD. PHI, 2000.

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