1. Stuttering: What It Is and What to do about It;Ainsworth,1975
2. Clinical Training in Stuttering Therapy: Survey;Leith;Asha,1971
3. Onset of Stuttering and Recovery;Martyn;Behaviorial Research and Therapy,1968
4. Prevention of Stuttering,1962
5. Spontaneous Recovery from Stuttering;Sheehan;Journal of Speech and Hearing Research,1966