(3GbJUGOjGJ GdfbhO hGdHfhc (B:s (3eY OQGSI NGUI dbGfhf GdHfc GdeQcRj hGdLgGR GdeUQaj hGdfbO (B/s - (3YQaGJ GdJgGej GHQGgjes ((3ZjQ eMOOs (3ZjQ eMOOs, 2003)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3GdeGdjI GdYGeI hGdJTQjY GdVQjHjs