(3GdOQI GdNQjOI TQM GdjGbhJI GdaQjOI (B:s - (3GdfXjaj(B. (3eMeOs ((3GdbGgQI (B:s (3TQcI ecJHI heWHYI eUWai GdHGHj GdMdHj hChdGOg HeUQ ,s, 1972)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdOQI GdNQjOIs -- (3TQM GdjGbhJI GdaQjOIs