Cita APA

Van Riper, C. 1., & Johnson, W. 1. (1948). Stuttering: Prepared for the American Speech and Hearing Association. Chicago, Illinois: National Society for Crippled Children and Adults, INC..

Citación estilo Chicago

Van Riper, Charles 1905-1994, y Wendell 1906-1965 Johnson. Stuttering: Prepared for the American Speech and Hearing Association. Chicago, Illinois: National Society for Crippled Children and Adults, INC., 1948.

Cita MLA

Van Riper, Charles 1905-1994, y Wendell 1906-1965 Johnson. Stuttering: Prepared for the American Speech and Hearing Association. Chicago, Illinois: National Society for Crippled Children and Adults, INC., 1948.