Clef studies for trombone   [Música impresa] /  
featuring music by Chelard, Leo, Bach, Cherubini, Haydn, Hasse, Carulli ; arranged by Ralph Sauer. 
 - [Century City] :   Wimbledon Music,   c1977. 
 - 1 partitura   (19 p.) ;   31 cm. 
<br/><br/><label>LCCN: </label>5796 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trombó---Estudis i exercicis.