Shelly. (2010). Adobe photoshop CS4 [: Complete concepts and techniques. Boston, MA: Course Technology Cengage Learning.
Chicago Style CitationShelly. Adobe Photoshop CS4 [: Complete Concepts and Techniques. Boston, MA: Course Technology Cengage Learning, 2010.
MLA CitationShelly. Adobe Photoshop CS4 [: Complete Concepts and Techniques. Boston, MA: Course Technology Cengage Learning, 2010.
Warning: These citations may not always be 100% accurate.