. (2005). . AL-Qadisiyah Journal For Administrative and Economic sciences, 6(4), 1-6.
. "", AL-Qadisiyah Journal For Administrative and Economic sciences, 6, 4, 2005, 1-6.
. (2005). '', AL-Qadisiyah Journal For Administrative and Economic sciences, 6(4), pp. 1-6.
, "," AL-Qadisiyah Journal For Administrative and Economic sciences, 6 4 (2005): 1-6,
. . AL-Qadisiyah Journal For Administrative and Economic sciences. 2005;6(4):1-6.