(3GdTQaGA GdQbjHGJ HGdUMQGA GdeZQHjI ef XghQ GdeQjfjf Gdi GdOhdI GdYdhjI GdTQjaI (B/ s - (3efjQ YHOGdYRjRs ([S.N] : (3eWHYI GdJjSjQ , s, 1991)
Keywords: (3GdeZQHs; (3GdJGQjN GdGSdGeis; (3GdJGQjN GdYQHis; (3GdTQaGA GdSYOjhfs; (3GdTQaGA GdYdhjhfs