(Reference). Every chord, scale and arpeggio is plotted out in every practical position and with some dedicated study, one could play all of them in every position and in all keys. Written with just a minimum amount of verbalization. Use this book for improvisation, studying or playing exercises. This is the best, most complete reference book you can buy. | The Complete Book Of Chords Scales & Arpeggios For The Guitar by Al Politano, Paperback | Indigo Chapters