(3QLGd GdMce hGdEOGQI aj adSWjf (B:s (3ef YgO NdaGA GdQGTOjf Edi GdbQf GdQGHY YTQ GdgLQj (B/s - (3CMeO SGeM GdNGdOj s ((3eUQ (B:s (3GdeWGHY GdeUQjI (B,s, 1947)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3GdEOGQI GdYGeI s; (3Mce adSWjf s