The Everything Guitar Scales Book, 2nd Edition (Part of Everything®) Marc Schonbrun Trade Paperback £10.99
The Everything Music Theory Book, 3rd Edition (Part of Everything®) Marc Schonbrun Trade Paperback £10.99
AP Music Theory Premium, Fifth Edition: Prep Book with 2 Practice Tests + Comprehensive Review + Online Audio (Part of Barron's AP Prep) Barron's Educational Series and Nancy Fuller Scoggin Trade Paperback £35.00