References
- Craig A., Hancock K., Chang, McCready C., Shepley A., McCaul A., Costello D., Harding S., Kehran R., Masel C., Reilly K. A controlled clinical trial for stuttering in persons aged 9 to 14 years. Journal of Speech and Hearing Research 1996; 39: 808–826
- Starkwheather W. Fluency and stuttering. Prentice Hall, Englewood Cliffs, NJ 1987