(3YdGeGJ jhe GdbjGeIs - (3GdMGaX GHf cKjQ GdOeTbj , JMbjb YHO GddWja ThGQs ((3GdbGgQIs (3ecJHI GdbQBf ddWHY hGdfTQ hGdJhRjYs, 1980)
Keywords: (3GdYbjOI hGdEjeGfs