Cita APA (7th ed.)

Mayer, L. V. (1994). Fundamentals of voice and diction (10th. ed.). WCB Brown and Benchmark.

Cita Chicago (17th ed.)

Mayer, Lyle V. Fundamentals of Voice and Diction. 10th. ed. Iowa: WCB Brown and Benchmark, 1994.

Cita MLA (9th ed.)

Mayer, Lyle V. Fundamentals of Voice and Diction. 10th. ed. WCB Brown and Benchmark, 1994.