(3ePcQGJ hNhGWQ WHjH HZOGOj (B:s (3GdOGQS hGdeOQhS eTGgO hMcGjGJ eY GdfGS(B/s - (3GdSeGc ,egOj s ((3HZOGO(B:s (3hRGQI GdKbGaI ,s, 2012)
Keywords: (3GdGWHGA (B-(3JQGLe s