Bjerke, Kjeld. “Einar Jensen: DANISH AGRICULTURE. Its Economic Development. (J.H.Schultz). Kbhvn. 1937. 417 S”. Nationaløkonomisk tidsskrift 3 (January 1, 1938). Accessed September 2, 2026. https://tidsskrift.dk/nationaloekonomisktidsskrift/article/view/59993.