Organisation for Economic Co-operation and Development & ProQuest (Firm). (2006). OECD anti-spam toolkit of recommended policies and measures. Organisation for Economic Co-operation and Development.
芝加哥风格引文Organisation for Economic Co-operation and Development 与 ProQuest (Firm). OECD Anti-spam Toolkit of Recommended Policies and Measures. Paris: Organisation for Economic Co-operation and Development, 2006.
MLA引文Organisation for Economic Co-operation and Development 与 ProQuest (Firm). OECD Anti-spam Toolkit of Recommended Policies and Measures. Organisation for Economic Co-operation and Development, 2006.
警告：这些引文格式不一定是100％准确.