European Commission : Directorate-General for Economic and Financial Affairs. (2001). Evaluation and development of confidence indicators based on harmonised business consumer surveys. Brussels ; Belgium: European Commission: Directorate-General for Economic and Financial Affairs.
Παραπομπή Chicago StyleEuropean Commission : Directorate-General for Economic and Financial Affairs. Evaluation and Development of Confidence Indicators Based On Harmonised Business Consumer Surveys. Brussels ; Belgium: European Commission: Directorate-General for Economic and Financial Affairs, 2001.
Παραπομπή MLAEuropean Commission : Directorate-General for Economic and Financial Affairs. Evaluation and Development of Confidence Indicators Based On Harmonised Business Consumer Surveys. Brussels ; Belgium: European Commission: Directorate-General for Economic and Financial Affairs, 2001.