(3UjGfI GdQGOjh GdJQGfRSJhQ (B/ s - (3dGjHR,Ss; (3GMeO ceGd YhGOs ((3GdbGgQI (B[ (3eUQ (B] : s (3OGQ GdfgVI ,s, 1978)
(3jMJhj Ydi UhQ s
Keywords: (3GdQGOjhs -- (3UjGfI s