Correll, R. (2010). Photo restoration and retouching using Corel Paintshop Photo Pro: Learn how to rescue old photos and improve your digital pictures! (2nd ed.). Course Technology PTR/Cengage Learning.
Chicago-Zitierstil (17. Ausg.)Correll, Robert. Photo Restoration and Retouching Using Corel Paintshop Photo Pro: Learn How to Rescue Old Photos and Improve Your Digital Pictures! 2nd ed. Boston, MA: Course Technology PTR/Cengage Learning, 2010.
MLA-Zitierstil (9. Ausg.)Correll, Robert. Photo Restoration and Retouching Using Corel Paintshop Photo Pro: Learn How to Rescue Old Photos and Improve Your Digital Pictures! 2nd ed. Course Technology PTR/Cengage Learning, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.