. (2012). . AL-Qadisiyah Journal For Administrative and Economic sciences, 13(1), 141-153.
. "", AL-Qadisiyah Journal For Administrative and Economic sciences, 13, 1, 2012, 141-153.
. (2012). '', AL-Qadisiyah Journal For Administrative and Economic sciences, 13(1), pp. 141-153.
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. . AL-Qadisiyah Journal For Administrative and Economic sciences. 2012;13(1):141-153.
