REFERENCES
- Brown, Spencer F.: Advising parents of early stutterers. Pediatrics 4: 170–176, 1949
- Disorders of speech and voice. In Coates, George M. and Schenck, Harry P.: Cyclopedia of Diseases of the Nose, Throat, and Ear. Philadelphia, F. A. Davis Company, 1951.
- Johnson, Wendell: People in Quandaries. New York, Harper & Brothers, 1946, chapter 17.
- Johnson, Wendell, Brown, Spencer F., Curtis, James F., Edney, Clarence W. and Keaster, Jacqueline: Speech Handicapped School Children. New York, Harper & Brothers, 1948, chapter 5.
- Roe, Vivian and Milisen, Robert: The effect of maturation on defective articulation in the elementary grades. J. Speech Disorders 7: 37–50, 1942.