. (2007). . AL-Qadisiyah Journal For Administrative and Economic sciences, 8(4), 50-70.
. "", AL-Qadisiyah Journal For Administrative and Economic sciences, 8, 4, 2007, 50-70.
. (2007). '', AL-Qadisiyah Journal For Administrative and Economic sciences, 8(4), pp. 50-70.
, "," AL-Qadisiyah Journal For Administrative and Economic sciences, 8 4 (2007): 50-70,
. . AL-Qadisiyah Journal For Administrative and Economic sciences. 2007;8(4):50-70.
