Testimony presented to the House Homeland Security Committee, Subcommittee on Economic Security, Infrastructure Protection, and Cybersecurity, Subcommittee on Emergency Preparedness, Science, and Technology on August 8, 2006.
Riley, K. Jack, Border Security and the Terrorist Threat. Santa Monica, CA: RAND Corporation, 2006. https://www.rand.org/pubs/testimonies/CT266.html.
Riley, K. Jack, Border Security and the Terrorist Threat, Santa Monica, Calif.: RAND Corporation, CT-266, 2006. As of October 06, 2021: https://www.rand.org/pubs/testimonies/CT266.html