"The Harmony Guide to Aran & Fair Isle Knitting" by Debra Mountford is a comprehensive knitting book that covers patterns, techniques, and stitches for both Aran and Fair Isle styles. Richly textured Aran knits and colorful Fair Isle designs are two of the most popular traditional knitting styles.  This comprehensive sourcebook provides knitters with both the inspiration and the know-how to create items to be worn and treasured for years.