توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

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.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Organisation for Economic Co-operation and Development و ProQuest (Firm). OECD Anti-spam Toolkit of Recommended Policies and Measures. Paris: Organisation for Economic Co-operation and Development, 2006.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Organisation for Economic Co-operation and Development و ProQuest (Firm). OECD Anti-spam Toolkit of Recommended Policies and Measures. Organisation for Economic Co-operation and Development, 2006.