The effect of reducing the number of years of schooling in the primary cycle on the achievement of students in the preparatory cycle in mathematics /

mohamed, G. (1996). The effect of reducing the number of years of schooling in the primary cycle on the achievement of students in the preparatory cycle in mathematics /. المجلة التربوية لکلية التربية بسوهاج, 11(11), 41-75. doi: 10.21608/edusohag.1996.130651

gamal mohamed. "The effect of reducing the number of years of schooling in the primary cycle on the achievement of students in the preparatory cycle in mathematics /", المجلة التربوية لکلية التربية بسوهاج, 11, 11, 1996, 41-75. doi: 10.21608/edusohag.1996.130651

mohamed, G. (1996). 'The effect of reducing the number of years of schooling in the primary cycle on the achievement of students in the preparatory cycle in mathematics /', المجلة التربوية لکلية التربية بسوهاج, 11(11), pp. 41-75. doi: 10.21608/edusohag.1996.130651

mohamed, G. The effect of reducing the number of years of schooling in the primary cycle on the achievement of students in the preparatory cycle in mathematics /. المجلة التربوية لکلية التربية بسوهاج, 1996; 11(11): 41-75. doi: 10.21608/edusohag.1996.130651