1. An Investigation of Penalty on the Expectancy and Frequency of Stuttering;Bearss,1951
2. Voice and Articulation Drillbook;Fairbanks,1940
3. An Exploratory Study of the Effect of Punishment (Electro-Shock) upon Stuttering Behavior;Frick,1951
4. Diagnostic Methods in Speech Pathology;Johnson,1963
5. Speech Handicapped School Children;Johnson,1956