Alkuperäinen: J.S. Bach. all occurringfugues, doule-fugues, play-fugues and more are four-handed at most. The Art Of Fugue. Peters Edition. Organ.
Käännös: J. S. Bach. Art Of Fuuga. Nuotit. Urut. ORG. J. S. Bach. The Kunst der Fuge is a cycle of fourteen fugues and four canon.
