(3egQLGf YHO GdQMef GdchGcHj s ((3GdbGgQI (B:s (3GdeLdS GdGYdi dQYGjI Gdafhf hGdBOGH hGdYdhe GdCLJeGYjI (B,s, 2008)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
Keywords: (3egQLGfGJ KbGajI s; (3Ydhe CLJeGYjI s