(3GdJGQjN GdeYGUQ GhQhHG (B:s (3ef GdKhQI GdaQfSjI Gdi GdMQH GdYGdejI GdKGfjI (B/s - (3fhGQ(B, (3YHO GdYRjR SdjeGfs; (3fYfYj(B, (3YHO GdeLjOs ((3HjQhJ (B[(3dHfGf(B] :s (3OGQ GdfgVI GdYQHjI ddWHGYI hGdfTQ(B,s, 1973)
(3GdUMaI GdGNjQI ef GdcJGH JYOGOgG (B330 (3hGdUMjM (B630s
Keywords: (3GhQHG s -- (3JGQjNs -- (3YUQ GdfgVIs