(3MGVfGJ GdCYeGd (B/s - (3WGQb eMehO YHO GdSdGe GdSGdhSs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 2005)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdhVY hdGCMhGd GdEbJUGOjIs