The listing, Crochet Pocket Guide - Free Shipping in US has ended.
This is a laminated folding book of clearly illustrated instructions on how to do all basic crochet stitches. Included are single, half double, double, treble, double treble, triple treble, popcorn, clusters, puff, shell, V-stitch, cross stitches, long stitches, cable, post stitches, front post stitches, and reverse single and double. This high quality reference also has sections on joining, color work, yarn selection, and a list of abbreviations. US terminology... UK is different for some inscrutable reason.