W., H. Vital Statistics: A memorial Volume of Selections from the Reports and Writings of William Farr. Edited by Noel A Humphreys. London 1885. XXIV + 563 Sider. (30 sh.). Nationaløkonomisk Tidsskrift, [S. l.], v. 4, 1886. Disponível em: https://tidsskrift.dk/nationaloekonomisktidsskrift/article/view/65205. Acesso em: 17 maj. 2024.