Hal Leonard Dream Theater Signature, School for Electric Guitar, Step-by-step analysis of John Petrucci's guitar styles and techniques., By Troy Stetina, With riffs and solos from 12 Dream Theater songs, In notation and tablature, Medium to advanced level of difficulty, ISBN 9781476889450, publisher's no. HL111943, Format: 23 x 30.5 cm, In English language, 128 Pages, Includes download to demo and play-along recordings