Παραπομπή APA
Organisation for Economic Co-operation and Development. (1979). Facing the future: Mastering the probable and managing the unpredictable. Paris : [Washington, D.C.: Organisation for Economic Co-operation and Development.
Παραπομπή Chicago StyleOrganisation for Economic Co-operation and Development. Facing the Future: Mastering the Probable and Managing the Unpredictable. Paris : [Washington, D.C.: Organisation for Economic Co-operation and Development, 1979.
Παραπομπή MLAOrganisation for Economic Co-operation and Development. Facing the Future: Mastering the Probable and Managing the Unpredictable. Paris : [Washington, D.C.: Organisation for Economic Co-operation and Development, 1979.
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