Adobe Photoshop CS6 (PC) The new version of the industry standard full featured photo-editor software. There is none better than this product.
Adobe Photoshop CS6 Bible One of the few books in circulation for the new Photoshop version.
Adobe Photoshop Elements 10 (PC/Mac) A great product at a reasonable price.
Adobe Photoshop Elements 10 for Photographers: The Creative use of Photoshop Elements on Mac and PC Excellent support book for photographers keen to learn the new software.