(3efGgL GdYdeGA aj GdCeQ HGdeYQha hGdfgj Yf GdefcQ (B/s - (3GdSGeQGFj, aGQhb YHO GdeLjO,s 1957- ((3LOI, GdSYhOjI (B:s (3ecJHI OGQ GdhaGA ddfTQ,s, 1986)
Keywords: (3GdhYX hGdEQTGOs; (3GdOYhI GdESdGejIs; (3GdCeQ HGdeYQha hGdfgj Yf GdefcQs