. (2005). . AL-Qadisiyah Journal For Administrative and Economic sciences, 6(4), 64-72.
. "", AL-Qadisiyah Journal For Administrative and Economic sciences, 6, 4, 2005, 64-72.
. (2005). '', AL-Qadisiyah Journal For Administrative and Economic sciences, 6(4), pp. 64-72.
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. . AL-Qadisiyah Journal For Administrative and Economic sciences. 2005;6(4):64-72.
