12 Contemporary Jazz Etudes for Eb Instruments (Alto Sax Baritone Sax) is written by Bob Mintzer. Designed for the medium to advanced difficulty level this book includes: 12 jazz etudes in a variety of jazz styles tempos & time signatures. Perfor mance notes/tips for each etude to assist in interpretation & improvisation. Play-along CD with a stellar rhythm section. All books are compatible & written so they can be performed together.