Alfred's Premier Piano Express, Repertoire Book 4 includes motivational music in a variety of styles. Designed to reinforce concepts introduced in Premier Piano Express, Book 4, the music can be used as supplementary repertoire for any method. All original music (including one duet) was composed or arranged by Dennis Alexander and Martha Mier. Selections of standard repertoire by D. Scarlatti, Rameau, Bartok, Schumann, Attwood, von Weber, Gurlitt, C. P. E. Bach, Schytte, Heller, and Benda also are included.