Johnsen E. John G. Kemey, Arthur Schleifer, Jr., J. Laurie Snell and Gerald L. Thornpson: Finite Mathematics with Business Applications. Prentice-Hall, Inc., Englewood Cliffs, N. J., 1962. 482 s. le [Internet]. 1963 Jan. 1 [cited 2025 Dec. 6];27. Available from: https://tidsskrift.dk/ledelseogerhvervsoekonomi/article/view/34049