(3GdJXde GdEOGQj (B:s (3aj VhA BQGA Gdabg hCMcGe GdbVGA (B/s - (3eMeO EHQGgje NjQj Gdhcjd s ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI(B,s, 2012)
. 277-275 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdQbGHI GdPGJjI Ydj CYeGd GdGOGQIs