(3GdMRH GdhWfj hGdfVGd GdSQj (B1907 _ 1915s - (3YUGe VjGA GdOjf GdSjO Ydi GdUZjQ s ((3eUQ (B:s (3GdgjFI GdeUQjI GdYGeI GdcJGH (B,s, 1987)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3GdMjGI GdSjGSI hGdCMRGHs; (3Ydhe SjGSjI s