CobbH.V. (1969). The predictive assessment of the adult retarded for social and vocational adjustment-Part 2 Analysis of the literature. Final Report, Research Project R.D.-1624, U.S. Health, Education, and Welfare Department.
2.
Di MichaelS. (1954). Sheltered workshop for the mentally retarded. New York: National Association for Retarded Children.
3.
ElkinL. (1968). Predicting performance of the mentally retarded on sheltered workshop and non-institutional jobs. American Journal of Mental Deficiency, 72, 533–539.
4.
HigbeeW. (1966). Supervisors as raters in the assessment of workshop performance of retarded sheltered workshop employees. American Journal of Mental Deficiency, 71, 447–450.
5.
JacksonT. & ButlerR. (1963). Prediction of successful placement of institutionalized retardates. American Journal of Mental Deficiency, 69, 50–53.
6.
KaufmanH. (1970). Diagnostic indices of employment with the mentally retarded. American Journal of Mental Deficiency, 74, 777–779.
7.
LarsenK. (1964). The characteristics of vocationally successful M.R. youths as described by two types of IQ Tests. Dissertation Abstracts, 25, 2815.
8.
SongA. & SongR. (1969). Prediction of job efficiency of institutionalized retardates in the community. American Journal of Mental Deficiency, 73, 567–571.
9.
TaylorJ. (1965). The Bender Gestalt as measure of intelligence in the lower intellectual range. Journal of Consulting and Clinical Psychology, 29, 595.
10.
TobiasJ. (1960). Evaluation of the vocational potential for M.R. young adults. Training School Bulletin, 56, 122–135.
11.
WagnerE. & HawverD. (1965). Correlation between psychological tests and sheltered workshop performance for severely retarded adults. American Journal of Mental Deficiency, 69, 585–591.
12.
WechslerD. (1974). Selected papers of David Wechsler. London: Academic Press Inc.