(3GSJQGJjLjI GdEYdGe h GdJfejI (B/s - (3jSQi eMeO CHh GdYdGs ((3GdGScfOQjI (B:s (3OGQ GdacQ GdLGeYi (B,s, 2007)
. 105-116 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeGdjI GdYGeI h GdJTQjY GdVQjHi s; (3GdJfejI s