The Little Bach Book = Le Petit Livre de Bach = Das kleine Bach-Buch

MLA

Bach, Johann Sebastian, and Glenn Gould. The Little Bach Book = Le Petit Livre De Bach = Das Kleine Bach-buch. Germany: CBS Masterworks, 1981.

APA

Bach, J. Sebastian, & Gould, G. (1981). The Little Bach Book = Le Petit Livre de Bach = Das kleine Bach-Buch. Germany: CBS Masterworks.

Chicago

Bach, Johann Sebastian, and Glenn Gould. The Little Bach Book = Le Petit Livre De Bach = Das Kleine Bach-Buch. Germany: CBS Masterworks, 1981.