Keller, H. (1976). The well-tempered clavier by Johann Sebastian Bach (1st American ed.). W. W. Norton.
Lua i Stíl Chicago (17ú heag.)Keller, Hermann. The Well-tempered Clavier by Johann Sebastian Bach. 1st American ed. New York: W. W. Norton, 1976.
Lua MLA (9ú heag.)Keller, Hermann. The Well-tempered Clavier by Johann Sebastian Bach. 1st American ed. W. W. Norton, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
