(3dYHI GdMde hGdhGbY OQGSI aj GdGOH Jhajb GdMcjes - (3WQGHjT,LhQLs ((3HjQhJ(B:s (3OGQ GdWdjYI ddWHGYI hGdfTQs, 1979)
Keywords: (3GdGOH GdYQHjs -- (3JGQjN hfbOs