(2015). Educational service efficiency elementary, middle and junior stages analysis in the city of Khanaqin in the academic year (2012- 2013). , 1(214), 449-474.
. "Educational service efficiency elementary, middle and junior stages analysis in the city of Khanaqin in the academic year (2012- 2013)". , 1, 214, 2015, 449-474.
(2015). 'Educational service efficiency elementary, middle and junior stages analysis in the city of Khanaqin in the academic year (2012- 2013)', , 1(214), pp. 449-474.
Educational service efficiency elementary, middle and junior stages analysis in the city of Khanaqin in the academic year (2012- 2013). , 2015; 1(214): 449-474.