Cita APA (7th ed.)

Willoughby, D. (1996). The world of music (3rd ed.). Brown & Benchmark.

Cita Chicago (17th ed.)

Willoughby, David. The World of Music. 3rd ed. Madison: Brown & Benchmark, 1996.

Cita MLA (9th ed.)

Willoughby, David. The World of Music. 3rd ed. Brown & Benchmark, 1996.