Kloskowski, Matt. Layers : the complete guide to Photoshop's most powerful feature / Matt Kloskowski. - 1st ed. - Berkeley, Calif. : Peachpit, c2008. - ix, 255 p. : col. ill. ; 23 cm. Includes index. ISBN: 0321534166 (pbk.) 9780321534163 (pbk.) Subjects--Uniform Titles: Adobe Photoshop. Subjects--Topical Terms: Layers (Computer graphics)Photography--Digital techniques.Computer graphics. Dewey Class. No.: 006.696 KLO