ibrahem, A., fadil, Q., faee, (2009). The effect of using the model of Posner to change the mathematical concepts and second grade students Altheselldy average. , 0(34), 212-235.
abidelqader ibrahem; q fadil; faee. "The effect of using the model of Posner to change the mathematical concepts and second grade students Altheselldy average". , 0, 34, 2009, 212-235.
ibrahem, A., fadil, Q., faee, (2009). 'The effect of using the model of Posner to change the mathematical concepts and second grade students Altheselldy average', , 0(34), pp. 212-235.
ibrahem, A., fadil, Q., faee, The effect of using the model of Posner to change the mathematical concepts and second grade students Altheselldy average. , 2009; 0(34): 212-235.