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THE EFFECT OF THE HAND-HELD CALCULATOR ON MATHEMATICS SPEED, ACCURACY, AND MOTIVATION OF SECONDARY EDUCABLE MENTALLY RETARDED STUDENTS (GRADES 7-9)
THE EFFECT OF THE HAND-HELD CALCULATOR ON MATHEMATICS SPEED, ACCURACY, AND MOTIVATION OF SECONDARY EDUCABLE MENTALLY RETARDED STUDENTS (GRADES 7-9)GOLDEN, CONSTANCE KIBBEE.
West Virginia University ProQuest Dissertations & Theses, 1982. 8226927.





