APA (7th ed.) Citation

Keen, D. (2006). Endless war?: Hidden functions of the "war on terror". Pluto Press.

Chicago Style (17th ed.) Citation

Keen, David. Endless War?: Hidden Functions of the "War on Terror". London ; Ann Arbor, Mich.: Pluto Press, 2006.

MLA (9th ed.) Citation

Keen, David. Endless War?: Hidden Functions of the "War on Terror". Pluto Press, 2006.