CHR. JOHANSEN, H. Roderick Floud: An Introduction to Quantitative Methods for Historians. London. Methuen & Co., Ltd., 1973. 220 s. Historisk Tidsskrift, [S. l.], v. 13, 1974. Disponível em: https://tidsskrift.dk/historisktidsskrift/article/view/51564. Acesso em: 25 apr. 2024.