(3GdJfXje GdOSJhQi ddSdWGJ GdGJMGOjI Ohdg GdGeGQGJ GdYQHjI GdeJMOI (B:s (3OQGSI JMdjdjI fbOjI (B,s - (3aJMj acQjs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI(B,s, 1999)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdfXGe GdOSJhQjs; (3GdbGfhf GdOSJhQjs