AMA Verlag Bass Bible by Paul Westwwod E: A world history of styles and techniques, in notation and Tab, with 2 CDs, Content: techniques, 49 steps to basic theory, walking bass lines, scales, arpeggios and scale exercises, chord sequences and improvisation, basic grooves, blues and R&B, soul, rock, latin music, african music, boogie lines, natural harmonics, synthesizer bass, modern riffs, jazz & progressive lines, in English language