APA (7th ed.) Citation

Johnson, W. (1955). Stuttering in children and adults: Thirty years of research at the University of Iowa. University of Minnesota Press.

Chicago Style (17th ed.) Citation

Johnson, Wendell. Stuttering in Children and Adults: Thirty Years of Research at the University of Iowa. Minneapolis: University of Minnesota Press, 1955.

MLA (9th ed.) Citation

Johnson, Wendell. Stuttering in Children and Adults: Thirty Years of Research at the University of Iowa. University of Minnesota Press, 1955.