Columbia subject headings:
Bach, Johann Sebastian, 1685-1750. Kunst der Fuge.
Harvard subject headings:
Bach, Johann Sebastian, 1685-1750. Kunst der Fuge.
Pythagoras and Pythagorean school.
Princeton subject headings:
Bach, Johann Sebastian, 1685-1750. Kunst der Fuge.
Pythagoras and Pythagorean school.