TY  - BOOK
AU  - Harrington,Richard
TI  - Understanding adobe photoshop CS4: essential techniques for imaging professionals 
SN  - 0321563662
PY  - 2009///
CY  - Berkeley, CA
PB  - Peachpit Press
KW  - Photography
KW  - Digital techniques
KW  - Adobe photoshop
KW  - Adobe photoshop elements
N1  - Includes index
ER  -