Johnsen E. William H. Newman and Charles E. Summer, Jr., The Process of Management Concepts, Behavior, and Practice, Pren tice-Hall, Inc., Englewood Cliffs, N. J. 1961, 675 s. le [Internet]. 1964 Jan. 1 [cited 2024 Oct. 20];28. Available from: https://tidsskrift.dk/ledelseogerhvervsoekonomi/article/view/34178