(3bdGFO GdOQQ ai HjGf BjGJ GdCMcGe HGdCKQ (B:s (3GdLRA GdKGdK (B/s - (3GdLRGFQi, CMeOs ((3GdbGgQI (B:s (3eWHYI GdfYeGf, ecJHI GdfLGM,s, 1984)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3BjGa GdCLcGes; (3GdTQjYI GdESdGejIs