APA
Organisation for Economic Co-operation and Development Staff. (2016). OECD Factbook 2015-2016: Economic, Environmental and Social Statistics. OECD.
https://doi.org/10.1787/factbook-2015-en
사이트
https://www.oecd-ilibrary.org/economics/oecd-factbook-2015-2016_factbook-2015-en
다운로드