International Centre for Black Sea Studies, Διεθνές Κέντρο Μελετών Ευξείνου Πόντου, & Sergiu, C. (2007). Black Sea economic cooperation: Fifteen years of regional activity (1992-2007) ; views by foreign ministers and heads of BSEC institutions. International Centre for Black Sea Studies.
Παραπομπή σε μορφή Chicago (17η εκδ.)International Centre for Black Sea Studies, Διεθνές Κέντρο Μελετών Ευξείνου Πόντου, και Celac Sergiu. Black Sea Economic Cooperation: Fifteen Years of Regional Activity (1992-2007) ; Views by Foreign Ministers and Heads of BSEC Institutions. Αθήνα: International Centre for Black Sea Studies, 2007.
Παραπομπή σε μορφή MLA (9th εκδ.)International Centre for Black Sea Studies, et al. Black Sea Economic Cooperation: Fifteen Years of Regional Activity (1992-2007) ; Views by Foreign Ministers and Heads of BSEC Institutions. International Centre for Black Sea Studies, 2007.