. (2008). . AL-Qadisiyah Journal For Administrative and Economic sciences, 9(3), 50-64.
. "", AL-Qadisiyah Journal For Administrative and Economic sciences, 9, 3, 2008, 50-64.
. (2008). '', AL-Qadisiyah Journal For Administrative and Economic sciences, 9(3), pp. 50-64.
, "," AL-Qadisiyah Journal For Administrative and Economic sciences, 9 3 (2008): 50-64,
. . AL-Qadisiyah Journal For Administrative and Economic sciences. 2008;9(3):50-64.
