Παραπομπή APA
European Commission. (2011). European competiveness report 2011: Commission staff working document SEC(2011) 1188. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission. European Competiveness Report 2011: Commission Staff Working Document SEC(2011) 1188. Luxembourg: Office for Official Publications of the European Communities, 2011.
Παραπομπή MLAEuropean Commission. European Competiveness Report 2011: Commission Staff Working Document SEC(2011) 1188. Luxembourg: Office for Official Publications of the European Communities, 2011.
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