(3GdCee GdeJMOI h EOGfI GdUgjhfjI HGdYfUQjI(B/s - (3eMehO EHQGgje ScQs ((3eUQ(B:s (3OGQ GdfgVI GdYQHjI(B,s, 2007)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3bGfhf Ohdj YGes