[19] World Bank, Human Development Sector Unit, Europe and Central Asia Region : Europe and Central Asia Roma Inclusion: An Economic Opportunity for Bulgaria, Czech Republic, Romania and Serbia Policy Note , (September 30, 2010)
[19] Banque mondiale, Unité du secteur du développement humain, région Europe et Asie centrale: Europe and Central Asia Roma Inclusion: An Economic Opportunity for Bulgaria, Czech Republic, Romania and Serbia Policy Note, 30 septembre 2010.