Cita APA

Piston, W., & De Voto, M. (1978). Harmony (4th ed. rev. and expanded.). Norton.

Citación estilo Chicago

Piston, Walter, and Mark De Voto. Harmony. 4th ed. rev. and expanded. New York: Norton, 1978.

Cita MLA

Piston, Walter, and Mark De Voto. Harmony. 4th ed. rev. and expanded. Norton, 1978.