Redaktionen, .-. (1973) “Long-term projections for development planning : Problems and experience. Report on the Second Seminar on Longterm Dakar, Senegal, 16-27 August 1971. UN Sales No E. 73. 11. A. 4. New York: United Nations, 1973. 31 pp. $ 1,00”., Nationaløkonomisk Tidsskrift, 111. Tilgængelig hos: https://tidsskrift.dk/nationaloekonomisktidsskrift/article/view/61832 (Set: 5 december 2025).