Forrás: Piano Sonatinas And Standard Study Works. by C.P.E. and J.S. Bach, Bartók, Beethoven. Anvil Chorus From Il Trovatore. Various.
Fordítás: Piano Sonatinas standard Study Works. by C.P.E. és J.S. Bach, Bartók, Beethoven. Anvil Chorus A trubadúr. 2.0 verzió.