Music Theory in 1976

CSM 29 Petrus de Cruce Ambianensi (13th C.), Tractatus de Tonis, Edited by Denis Harbinson: Volume 29 by Cruce Ambianensi, Petrus de

Perspectives on Notation and Performance by Cone, Edward T.

The Stratification of Musical Rhythm by Yeston, Maury

Textbook of European Musical Instruments: Their Origin, History, and Character by Galpin, Francis William, Galpin, Brian J., Galpin, John L.

The Art of Counterpoint by Zarlino, Gioseffo