Oorspronklik: J.S. Bach. The Art Of Fugue. Die Kunst Der Fuge. BWV 1080. Sheet Music, CD. Harpsichord. Piano. HPCD. J.S. Bach.
Vertaling: Die Kunst der Fuge was left unfinished at the composer's death and deemed by many to be 'problematic'. Bladmusiek, CD. Plan.