Guitar Aerobics (with Audio)
Troy Nelson
Visual Guitar Theory
Chad Johnson
Guitar World Presents Steve Vai's Guitar Workout
Steve Vai
Joe Satriani - Guitar Secrets (Music Instruction)
Joe Satriani
Vaideology
Steve Vai
The Ultimate Guitar Theory Chart
Various Authors
One-Man Guitar Jam
Troy Nelson
Guitarist's Guide to Scales Over Chords
Chad Johnson
Fretboard Freedom
Troy Nelson
Guitar Chords & Scales (Music Instruction)
Various Authors