Olsen, E. (1966) “Harry G. Johnson: The World Economy at the Crossroads. A Survey of Problems of Money, Trade and Economic Development, Oxford University Press, Oxford 1965, 106 sider, 15 sh”., Nationaløkonomisk Tidsskrift, 104. Tilgængelig hos: https://tidsskrift.dk/nationaloekonomisktidsskrift/article/view/61238 (Set: 5 december 2025).