(3eHGOF Yde GdELQGe hYde GdYbGH (B/s - (3ahRjI YHOGdSJGQs ((3GdbGgQI (B:s (3OGQ GdeWHhYGJ GdLGeYjI(B,s, 2007)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3Yde GdELQGes; (3Yde GdYbGH s