Cita APA (7th ed.)

Eaton, Q. (1974). Opera production I: A handbook. Da Capo Press.

Cita Chicago (17th ed.)

Eaton, Quaintance. Opera Production I: A Handbook. New York: Da Capo Press, 1974.

Cita MLA (8th ed.)

Eaton, Quaintance. Opera Production I: A Handbook. Da Capo Press, 1974.