Cita APA (7a ed.)

Apel, P. H. (1958). The message of music. Vantage Press.

Cita Chicago Style (17a ed.)

Apel, Paul Hermann. The Message of Music. New York: Vantage Press, 1958.

Cita MLA (9a ed.)

Apel, Paul Hermann. The Message of Music. Vantage Press, 1958.