Organisation for Economic Co-operation and Development. (2018). OECD statistics on international trade in services. OECD Publishing.
芝加哥风格引文Organisation for Economic Co-operation and Development. OECD Statistics on International Trade in Services. Paris: OECD Publishing, 2018.
MLA引文Organisation for Economic Co-operation and Development. OECD Statistics on International Trade in Services. OECD Publishing, 2018.
警告：这些引文格式不一定是100％准确.