Insurgency and counterinsurgency in the 21st century : reconceptualizing threat and response /
Steven Metz, Raymond Millen.
- Carlisle Barracks, PA : Strategic Studies Institute, U.S. Army War College, 2004.
- viii, 43p.
- Insurgency and counterinsurgency in the 21st century. Special series .
- Insurgency and counterinsurgency in the 21st century. Special series .
Available online at: http://www.carlisle.army.mil/ssi/pdffiles/PUB586.pdf