Cita APA (7th ed.)
Sur, W. R. (1967). This is music: Book 3. Allyn and Bacon.
Cita Chicago (17th ed.)
Sur, William R. This Is Music: Book 3. Boston: Allyn and Bacon, 1967.
Cita MLA (9th ed.)
Sur, William R. This Is Music: Book 3. Allyn and Bacon, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.