(3MQjI GdCLJeGY (B:s (3OQGSI ebGQfI (B/s - (3YeQh CMeO MSHh s ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQjHI (B,s, 1999)
. 208-197 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU CZdHg HGddZI GdYQHjI HYV GdfUhU GdEfLdjRjI hGdaQfSjIs
Keywords: (3GdbGfhf GdOSJhQjs