1. Adaptive behavior concepts and measurements,1978
2. Vineland Social Maturity Scale;Doll,1965
3. Manual on terminology and classification in mental retardation;Grossman,1973
4. Manual on terminology and classification in mental retardation;Grossman,1983
5. Some useful statistics for the interpretation of the WISC-R;Gutkin;Journal of Consulting and Clinical Psychology,1978