(3eYLe GdJaGSjQ hGdeaSQjf(B/s - (3YHOGddg CHh GdSYhO HOQ s ((3GdbGgQI (B:s (3OGQ GdaJM ddfTQ hGdJhRjY ,s, 1998)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3JaSjQ GdbQBf (B- (3eYGLe hbhGejSs; (3GdTQjYI GdESdGejI s