United States. Congress. House. Committee on Homeland Security. Subcommittee on Intelligence, Information Sharing, and Terrorism Risk Assessment, ebrary, Inc, & O'Sullivan, T. M. (2010). Department of Homeland Security Intelligence Enterprise: Overview and issues. Nova Science Publishers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Congress. House. Committee on Homeland Security. Subcommittee on Intelligence, Information Sharing, and Terrorism Risk Assessment, Inc ebrary, و Terry M. O'Sullivan. Department of Homeland Security Intelligence Enterprise: Overview and Issues. New York: Nova Science Publishers, 2010.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United States. Congress. House. Committee on Homeland Security. Subcommittee on Intelligence, Information Sharing, and Terrorism Risk Assessment, et al. Department of Homeland Security Intelligence Enterprise: Overview and Issues. Nova Science Publishers, 2010.