Heins, John L. Sonata : for clarinet and percussion [Música impresa] / by John L. Heins - San Antonio : Southern Music Company , cop. 1985 - 2 partitures (20 p.) ; 28 cm Per a clarinet i percussió Publisher. No.: ST - 436 Subjects--Topical Terms: SonatesClarinetPercussióPartitures Universal Decimal Class. No.: CONS per MC cl Hei /1