1. Control of self-destructive behaviors in mentally retarded children;Ball,1964
2. Problems of infantile neurosis: a discussion;Bychowski,1954
3. The presuperego turning inward of aggression;Cain;Psychoanal. Quart.,1961
4. Frustration and aggression;Dollard,1939
5. Problems of infantile neurosis: a discussion;Freud,1954