APA (7th ed.) Citation

(1999). Bulgaria. OECD Publishing. https://doi.org/10.1787/5kmk181vkgzq-en

Chicago Style (17th ed.) Citation

Bulgaria. Paris: OECD Publishing, 1999. https://doi.org/10.1787/5kmk181vkgzq-en.

MLA (9th ed.) Citation

Bulgaria. OECD Publishing, 1999. https://doi.org/10.1787/5kmk181vkgzq-en.