Military.com. 12 November 2004. Retrieved 29 November 2012. ↑ Mockaitis, Thomas R., The Iraq War Encyclopedia , ABC-CLIO, 2013 ISBN 0313380627 ISBN 978-0313380624 ↑ Mockaitis, Thomas R., The Iraq War Encyclopedia , ABC-CLIO, 2013 ISBN 0313380627 ISBN 978-0313380624 ↑ http://www.understandingwar.org/sites/default/files/reports/Iraq%20Report%208.pdf, p.9 ↑ Nance, Malcolm W., The Terrorists of Iraq: Inside the Strategy and Tactics of the Iraq Insurgency 2003-2014, CRC Press, 2014 ISBN 1498706894 ISBN 978-1498706896 ↑ Mockaitis, Thomas R., The Iraq War Encyclopedia , ABC-CLIO, 2013 ISBN 0313380627 ISBN 978-0313380624 ↑ Nance, Malcolm W., The Terrorists of Iraq: Inside the Strategy and Tactics of the Iraq Insurgency 2003-2014, CRC Press, 2014 ISBN 1498706894 ISBN 978-1498706896 ↑ Nance, Malcolm W., The Terrorists of Iraq: Inside the Strategy and Tactics of the Iraq Insurgency 2003-2014, CRC Press, 2014 ISBN 1498706894 ISBN 978-1498706896 ↑ "Jan 26, 2005, Casey: Iraqi security may never be able to beat insurgents".