MLA

Butler, Gregory. Bach's Clavier-übung Iii : the Making of a Print : with a Companion Study of the Canonic Variations On 'vom Himmel Hoch' Bwv 769. Durham: Duke University Press, 1990.

APA

Butler, G. (1990). Bach's Clavier-übung III : the making of a print : with a companion study of the Canonic variations on 'Vom Himmel Hoch' BWV 769. Durham: Duke University Press.

Chicago

Butler, Gregory Bach's Clavier-Übung III: The Making of a Print : with a Companion Study of the Canonic Variations On 'vom Himmel Hoch' BWV 769. Durham: Duke University Press, 1990.