Listen to Fugue in a minor, BWV 904 online. Fugue in a minor, BWV 904 is an English language song and is sung by DigiClassics, Reading Music, Classical Study Music, Classical Chillout and Classical Chillout Radio. Fugue in a minor, BWV 904, from the album Bach: Digital Fugues, was released in the year 2016. The duration of the song is 3:28. Download English songs online from JioSaavn.