HL00695712 - Musicians Institute Press series - Guitar Fretboard Workbook. A complete system for understanding the Fretboard, for acoustic or electric guitar. By Barrett Tagliarino. Navigate the guitar neck better than ever before with this easy-to-use book. Complete hands-on music theory applied to guitar; Learn to build any scale or chord on your own; No music reading is required; Essential concepts for players at every level; Eliminate gray areas and unleash creativity.