Оригинал: J.S. Bach. all occurringfugues, doule-fugues, play-fugues and more are four-handed at most. The Art Of Fugue. Peters Edition. Organ.
Превод: J.S. Бах. Изкуството на фугата. Неподвързани ноти. Орган. ORG. J.S. Бах. The Kunst der Fuge is a cycle of fourteen fugues and four canon.