STAFFORD, James. The Class Struggle and The Rise of Private Pensions, 1900-1950. Labour / Le Travail, [S. l.], v. 20, p. 147–171, 1987. Disponível em: https://www.lltjournal.ca/index.php/llt/article/view/2441. Acesso em: 4 may. 2024.