(3GdjghOjI hGdjghOjI GdeSjMjI (B/ s - (3aDGO MSfjf Ydis ((3GdbGgQI(B;s (3LGeYI GdOhd GdYQHjI ; eYgO GdHMhK hGdOQGSGJ GdYQHjI (B: s, 1968)
Keywords: (3TQjYI GdjghOs; (3GdOjGfI GdeSjMjIs