References
- Bloodstein Oliver. A Handbook on Stuttering for Professional Workers. National Society for Crippled Children & Adults, Inc, Chicago 1959
- Castle W. E. The 1966 membership of ASHA. Asha 1967; 9(No. 6)
- Morley Muriel E. Speech therapy in Great Britain. Asha 1961; 3(No. 3)