Original: Flex-Ability Pops -- Solo-Duet-Trio-Quartet with Optional Accompaniment. Flex-Ability Series. Bass Clarinet sheet music.
Traducere: Flex-Abilitatea de Pops - Solo-Duet-Trio-Cvartetul cu Acompaniament Opțional. Flex-Abilitatea Series. Clarinet. Bass Clarinet.