BAGGE, P. H. Butterfield: The Present State of Historical Scholarship. 25 s. - C. H. Wilson: History in Special and in General. 28 s. - Inaugural Lectures, begge Cambridge University Press 1964, hver af dem 3 sh. 6 d. Historisk Tidsskrift, [S. l.], v. 12, 1967. Disponível em: https://tidsskrift.dk/historisktidsskrift/article/view/50765. Acesso em: 28 mar. 2024.