Gray, Colin S. After Iraq : the search for a sustainable national security strategy / Colin S. Gray. - Carlisle, PA : U.S. Army War College, Strategic Studies Institute, [2009] - xiii, 83 p. ; 23 cm. "January 2009." ISBN: 1584873744 9781584873747 LCCN: 2009376144 LC Class. No.: UA23 / .G7774 2009 Dewey Class. No.: 355/.033573