ALBRECTSEN, E. Walter Ullmann: The Individual and Society in the Middle Ages. Baltimore, Maryland, The Johns Hopkins Press, 1966. xii + 160 s. $ 5.00. Historisk Tidsskrift, [S. l.], v. 12, 1970. Disponível em: https://tidsskrift.dk/historisktidsskrift/article/view/51005. Acesso em: 7 maj. 2024.