(3JcfhdhLjG UfGYGJ GdMHhH hfJGLgG (B/ s - (3eUWai ceGd eUWais ([S.N] : (3GdecJHI GdGcGOjejI , s, 1993)
Keywords: (3GdJUfjYs; (3GdObjbs; (3GdPQIs; (3GdbeMs