APA (7th ed.) Citation

Organisation for Economic Co-operation and Development Staff. (2001). Portugal, Belgium. OECD Publications Services.

Chicago Style (17th ed.) Citation

Organisation for Economic Co-operation and Development Staff. Portugal, Belgium. Paris, France: OECD Publications Services, 2001.

MLA (9th ed.) Citation

Organisation for Economic Co-operation and Development Staff. Portugal, Belgium. OECD Publications Services, 2001.