REDAKTIONEN, .-. Herbert Spencer. W. H. Hudson: An Introduction to the Philosophy of Herbert Spencer. With a biographical sketch. New York, D. Appleton and Co. 1894. (234 S.). Nationaløkonomisk tidsskrift, [S. l.], v. 3, 1895. Disponível em: https://tidsskrift.dk/nationaloekonomisktidsskrift/article/view/57689. Acesso em: 18 may. 2024.