Organisation for Economic Co-operation and Development. (2014). OECD economic surveys: Poland 2014. OECD Publishing.
Chicago-referens (17:e uppl.)Organisation for Economic Co-operation and Development. OECD Economic Surveys: Poland 2014. Paris, France: OECD Publishing, 2014.
MLA-referens (9:e uppl.)Organisation for Economic Co-operation and Development. OECD Economic Surveys: Poland 2014. OECD Publishing, 2014.
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