Spencer, P. (1996). Music theory for non-music majors. Prentice Hall.
Cita Chicago (17th ed.)Spencer, Peter. Music Theory for Non-music Majors. Englewood Cliffs, N.J: Prentice Hall, 1996.
Cita MLA (9th ed.)Spencer, Peter. Music Theory for Non-music Majors. Prentice Hall, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.