APA-viite (7. p.)
Koers, D. (2007). Picture yourself creating with Photoshop Elements 5.0. Thomson Course Technology.
Chicago-viite (17. p.)
Koers, Diane. Picture Yourself Creating with Photoshop Elements 5.0. Boston, Mass.: Thomson Course Technology, 2007.
MLA-viite (9. p.)
Koers, Diane. Picture Yourself Creating with Photoshop Elements 5.0. Thomson Course Technology, 2007.
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