Delone, R. P. (1981). Literature and materials for sightsinging. Holt.
Cita Chicago (17th ed.)Delone, Richard P. Literature and Materials for Sightsinging. New York: Holt, 1981.
Cita MLA (9th ed.)Delone, Richard P. Literature and Materials for Sightsinging. Holt, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.