References
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- Goodlad , J. I. 1949 . Some effects of promotion and nonpromotion upon the social and persona! adjustment of children Chicago , Illinois : University of Chicago. . Unpublished Doctoral dissertation
- Goodlad , J. I. and Anderson , R. H. 1963 . The Nongraded Elementary School (rev.) NewYork : Harcourt Brace & World. .
- Ilg , F. L. and Amis , L. B. 1965 . School Readiness: Tests in Use at The Gesell Institute New York : Harper & Row. .
- Koppitz , E. M. 1964 . The Bender Gestalt Test for Young Children New York : Grune & Stratton. .
- Sandin , A. 1944 . Social and Emotional Adjustments of Regularly Promoted and Non-Promoted Pupils New York : Bur. Publ., Teachers Coll., Columbia Univ. . Child Development Monographs, No. 32
- Slosson , R. L. 1963 . The Slosson Intelligence Test (SIT) East Aurora , New York : Slosson Educational Publications. .