Guitar Aerobics (with Audio)
Troy Nelson
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
Hal Leonard Pocket Guitar Chord Dictionary (Music Instruction)
Various Authors
Visual Guitar Theory
Chad Johnson
Guitarist's Guide to Scales Over Chords
Chad Johnson
101 Must-Know Acoustic Licks
Wolf Marshall
Fretboard Freedom
Troy Nelson