European Commission : Directorate-General for Economic and Financial Affairs., & Centre for Social and Economic Research. (2008). The economic aspects of the energy sector in CIS countries. Brussels- Belgium: European Comission : Directorate-General for Economic and Financial Affairs.
Παραπομπή Chicago StyleEuropean Commission : Directorate-General for Economic and Financial Affairs., and Centre for Social and Economic Research. The Economic Aspects of the Energy Sector in CIS Countries. Brussels- Belgium: European Comission : Directorate-General for Economic and Financial Affairs, 2008.
Παραπομπή MLAEuropean Commission : Directorate-General for Economic and Financial Affairs., and Centre for Social and Economic Research. The Economic Aspects of the Energy Sector in CIS Countries. Brussels- Belgium: European Comission : Directorate-General for Economic and Financial Affairs, 2008.