"A to Z of Crochet: The Ultimate Guide for the Beginner to the Advanced Crocheter" by Martingale and Company Staff is a comprehensive guide book on crocheting, perfect for both young adults and adults. With 160 illustrated pages, this trade paperback covers everything from basic techniques to advanced projects, making it an essential resource for any crocheter. Published in 2010, this modernist era book offers a detailed exploration of needlework and crochet, making it a valuable addition to any crafts and hobbies collection.