(3GdeONd Edi GdYdhe GdSjGSjI (B/ s - (3GdMeOGfj, bMWGf CMeO s ((3YeGf, GdCQOf (B: s (3OGQ GdKbGaI ddfTQ hGdJhRjY,s, 2012)
(3jTJed Ydj HHdjhLQGajgs
Keywords: (3GdYdhe GdSjGSjIs; (3GdGNJHGQGJ GdfaSjgs