Cita APA (7th ed.)

Machlis, J. (1961). Introduction to contemporary music. W. W. Norton.

Cita Chicago (17th ed.)

Machlis, Joseph. Introduction to Contemporary Music. Nueva York: W. W. Norton, 1961.

Cita MLA (9th ed.)

Machlis, Joseph. Introduction to Contemporary Music. W. W. Norton, 1961.