HELWEG-LARSEN, L. Office Organization and Practice. Office Aid to the Factory. British Standards Institution, London 1943. 64 Sider. Ledelse og Erhvervsøkonomi, [S. l.], v. 11, 1947. Disponível em: https://tidsskrift.dk/ledelseogerhvervsoekonomi/article/view/33293. Acesso em: 18 jul. 2024.