(3GdbGfhf GdOhdj GdNGU (B:s (3CMcGe JfXje GdLfSjI aj GdbGfhf Gdjefj (B/s - (3GdLhaj, eQje YHO Gddgs ([(3UfYGA(B] :s (3LGeYI UfYGA,s, 2005)
(3edMb (B: (3U(B. 251-260.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdLfSjI (B((3bGfhf Ohdj(B)s -- (3Gdjefs; (3GdLfSjIs -- (3bhGfjf hJTQjYGJs -- (3Gdjefs