Dyfyniad APA

Adobe Creative Team. (2009). Adobe Photoshop CS4. AdobePress.

Dyfyniad Arddull Chicago

Adobe Creative Team. Adobe Photoshop CS4. Berkeley, Calif: AdobePress, 2009.

Dyfyniad MLA

Adobe Creative Team. Adobe Photoshop CS4. AdobePress, 2009.

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