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2. Stuttering: an Integrated Approach to its Nature and Treatment;Guitar,1998
3. Stuttering: a review of research findings and theories circa 1982;Andrews;J. Speech Hear. Disord.,1983
4. A Handbook on Stuttering San Diego, CA, Singular;Bloodstein,1995
5. Stuttering: its Nature, Diagnosis, and Treatment;Conture,2001