APA (7th ed.) Citation

Reese, G. (1940). Music in the middle ages. W.W. Norton.

Chicago Style (17th ed.) Citation

Reese, Gustave. Music in the Middle Ages. Nueva York: W.W. Norton, 1940.

MLA (9th ed.) Citation

Reese, Gustave. Music in the Middle Ages. W.W. Norton, 1940.