b - (3SdGeI YHO GdJhGH YHO GdMdjes ((3GdbGgQI (B: s (3OGQ GdfgVI GdYQHjI ,s, 2006)
. 174-170 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3Mbhb GdEfSGfs; (3GdbGfhf GdOhdj GdYGes