History of music theory, books I and II: polyphonic theory to the sixteenth century.
Geschichte der Musiktheorie. English
Da Capo Press music reprint series
Da Capo Press music reprint series.
Riemann, Hugo, 1849-1919.
Translated, with a pref., commentary, and notes by Raymond H. Haggh.
History of music theory, books I and II: polyphonic theory to the sixteenth century.