Abstract
Click to increase image sizeClick to decrease image size Additional informationNotes on contributorsJohn B. MordockDr. Mordock is Senior Psychologist, Astor Home for Children. He was Coordinator of Research, Devereux Foundation Institute for Research and Training when this study was completed.Mary H. EllisMiss Ellis participated in this research as part of a Multidisciplinary Student Work Experience Program in Mental Retardation supported in part by Public Health Service Grant No. MR 40 17A67.James L. GreenstoneMr. Greenstone was a predoctoral intern in psychological services at the Devereux Foundation during 1967–68. He is currently a graduate student at North Texas State University.
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