Παραπομπή APA
European Commission. (1999). Caring for our future: Action for Europe's environment : 25 issues at a glance. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission. Caring for Our Future: Action for Europe's Environment : 25 Issues At a Glance. Luxembourg: Office for Official Publications of the European Communities, 1999.
Παραπομπή MLAEuropean Commission. Caring for Our Future: Action for Europe's Environment : 25 Issues At a Glance. Luxembourg: Office for Official Publications of the European Communities, 1999.
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