Cita APA (7a ed.)

Kraft, L. (1976). Gradus: An integrated approach to harmony, counterpoint and analysis. Norton & Company.

Cita Chicago Style (17a ed.)

Kraft, Leo. Gradus: An Integrated Approach to Harmony, Counterpoint and Analysis. New York: Norton & Company, 1976.

Cita MLA (9a ed.)

Kraft, Leo. Gradus: An Integrated Approach to Harmony, Counterpoint and Analysis. Norton & Company, 1976.