Music Theory for Guitarists, the Complete Method Book: Volumes 1, 2 & 3 of the Music Theory for Guitarists Series in a Single Edition

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Bastien Piano for Adults, 1 Book/Online Access: A Beginning Course: Lessons, Theory, Technic, Sight Reading

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Essential Elements Piano Theory Level 2 | Beginner Piano Theory Book with Workbook Exercises and Musical Concepts | Educational Piano Sheet Music Book for Students and Teachers

The Everything Essential Music Theory Book: A Guide to the Fundamentals of Reading, Writing, and Understanding Music (Everything®)

The Best Music Theory Book for Beginners 1: A Guide for Everyone: How to Read, Write, and Understand Music (The Best Music Theory Books for Beginners)

Music Theory: From Beginner to Expert - The Ultimate Step-By-Step Guide to Understanding and Learning Music Theory Effortlessly (Essential Learning Tools for Musicians Book 1)

The Sonic Boom: How Sound Transforms the Way We Think, Feel, and Buy