APA (7th ed.) Citation
(1999). Blue book: Payment systems in countries that have applied for membership of the European Union. European Central Bank.
Chicago Style (17th ed.) Citation
Blue Book: Payment Systems in Countries That Have Applied for Membership of the European Union. Frankfurt am Main: European Central Bank, 1999.
MLA (9th ed.) Citation
Blue Book: Payment Systems in Countries That Have Applied for Membership of the European Union. European Central Bank, 1999.
Warning: These citations may not always be 100% accurate.