(3GdJMdjd GdehVhYi ddecJHGJ heQGcR GdeYdheGJ (B/ s - (3TYHGf YHOGdYRjR NdjaIs; (3aJMi YHOGdgGOis ([S.N] : (3OGQ GdYQHi ddfTQ hGdJhRjY , s, 1992)
Keywords: (3GdagQSI GdehVhYjIs; (3eQGcR GdeYdheGJs; (3GdagQSIs; (3GdecJHGJs