V. Birck, L. (1920) “ALF. MARSHALL: Industry and Trade. (A study of industrial and business organisation and of their influence on the conditions of various classes and nations. (London 1919: Macmillan & Co.)”, Nationaløkonomisk Tidsskrift, 3. Tilgængelig hos: https://tidsskrift.dk/nationaloekonomisktidsskrift/article/view/59559 (Set: 21 november 2024).