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References
1.
Doll
E. A.
Vineland Social Maturity Scale . Minneapolis-Nashville-Philadelphia : Educational Test Bureau , 1947 .
2.
Johnson
G. O.
Special education for the mentally handicapped—a paradox . J. except. Child. , 1962 , 29 , 62 –69 .
3.
Johnson
G. O.
Kirk
A. S.
Are mentally handicapped children segregated in the regular grades? J. except. Child. , 1950 , 71 , 65 –68 .
4.
Tiegs
E. W.
Clark
W. W.
Manual for the California Achievement Tests, Complete battery . Los Angeles, California : California Test Bureau , 1957 .
