Nyboe Andersen P. Thomas F. Dernburg and Duncan M. McDougall: "Macro-Economics". The Measurement, Analysis, and Control of Aggregate Economic Activity. — McGraw-Hill 1960, 267 s. le [Internet]. 1. januar 1960 [henvist 24. november 2024];24. Tilgængelig hos: https://tidsskrift.dk/ledelseogerhvervsoekonomi/article/view/33823