Johnson, W. (1961). Stuttering and what you can do about it. The Interstate.
Citación estilo ChicagoJohnson, Wendell. Stuttering and What You Can Do About It. Danville, IL: The Interstate, 1961.
Cita MLAJohnson, Wendell. Stuttering and What You Can Do About It. The Interstate, 1961.
Warning: These citations may not always be 100% accurate.