By Various. For trombone. Jazz Trombone Aural Tests and Quick Studies, Levels / Grades 1-5. Level: Grade 1-5. Published by ABRSM (Associated Board of the Royal Schools of Music).
By James Christensen. Edited by Mark Mcdunn. For Mixed Brass. Solos/Ensembles. Brass Quartets. Level: Grade 1. Music Book. Published by Neil A. Kjos Music Company.