. (3GdUMIs (3MQcI hZPGAs - . (3MdGd, hLjgs; (3Sdje, QjGVs; Wajih Halal ((3HjQhJs (3GUObGA GdMQa ddUMGaI hGdWHGYI hGdfTQs, 1999)
Keywords: (3GdUMI GdYGeIs; (3GdJZPjIs; (3GdGdYGH GdQjGVjIs