(3LGeY GdYdhe hGdMce aj TQM NeSjf MOjKG ef LhGeY Gdcdes - (3RjO GdOjf GHj GdaQL YHOGdQMef Hf TgGH GdOjf GHf GMeO Hf QLH GdMfHdj GdHZOGOjs ((3YeGfs (3OGQ YeQ Hf GdNWGHs, 1997)
Keywords: (3GdSjQI hGdbQGfs