MLA

Bach, Johann Sebastian, and Nicholas Danby. J. S. Bach 1685-1750: An Introduction to Bach's Organ Works. Walton on Thames: Oryx, 1968.

APA

Bach, J. Sebastian, & Danby, N. (1968). J. S. Bach 1685-1750: An introduction to Bach's organ works. Walton on Thames: Oryx.

Chicago

Bach, Johann Sebastian, and Nicholas Danby. J. S. Bach 1685-1750: An Introduction to Bach's Organ Works. Walton on Thames: Oryx, 1968.