(3GdMhGaR aj bhGfjf GdYGedjf GdMcheI hGdbWGY GdYGe (B/s - (3fHjd QSdGfs ((3GdbGgQI (B: s (3OGQ GdfgVI GdYQHjI, s, 1978)
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeQJHGJ hGdecGaGJ hGdCLhQ hGdMhGaRs; (3GdbGfhf GdEOGQj s