(Music Sales America). Even players with no prior musical training can easily learn music theory, scales and modes, fret positions, fingering patterns, notation, tablature, and more with this easy-to-use self-instrution book. This volume has something for every guitarist it explains barre chords, basic chords, jazz chords, chord theory, substitution, and more! | Everything About Guitar Scales by Wilbur M. Savidge, Paperback | Indigo Chapters