(3GdJTQO hGdGTJHGg hGdeQGbHI GdbVGFjI (B/ s - (3YHO GdMejO GdThGQHj(B.s ((3GdEScfOQjI, eUQ (B: s (3efTCI GdeYGQa,s, 1988)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdJTQjY GdNGU HGdJTQO hGdJShd(B.s