JOHNSEN, E. Charles R. Carr and Charles W. Howe, Quantitative Decision Procedures in Management and Economics, McGraw- Hill, London, 1964, 383 sider, 69 f6. Ledelse og Erhvervsøkonomi, [S. l.], v. 28, 1964. Disponível em: https://tidsskrift.dk/ledelseogerhvervsoekonomi/article/view/34185. Acesso em: 5 jan. 2025.