Ottman, R. W. (1998). Elementary harmony: Theory and practice (5th ed.). Prentice Hall.
Cita Chicago (17th ed.)Ottman, Robert W. Elementary Harmony: Theory and Practice. 5th ed. Upper Saddle River, N.J: Prentice Hall, 1998.
Cita MLA (9th ed.)Ottman, Robert W. Elementary Harmony: Theory and Practice. 5th ed. Prentice Hall, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.