(3GdbGfhf GdOSJhQj hJWhQ GdCfXeI GdOSJhQjI aj eUQ (B/s - e ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 1969)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3GdbGfhf GdOSJhQj s