Current and projected national security threats to the United States  hearing before the Select Committee on Intelligence of the United States Senate, One Hundred Twelfth Congress, first session, February 16, 2011. 

 - Washington  U.S. G.P.O.  For sale by the Supt. of Docs., U.S. G.P.O.  2012. 
 - iii, 66 p.  24 cm. 
 - S. hrg.  112-252 .
<br/><br/> Shipping list no.: 2012-0207-P. 
<br/><br/><label>ISBN: </label>9780160905100 0160905109 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Terrorism--Risk assessment--United States.<br/>Intelligence service--United States<br/>Terrorism--Prevention.--United States<br/>National security--United States.
<br/><br/><label>LC Class. No.: </label>KF26.5  / .I5 2011 
<br/><br/><label>GPO Item No.: </label>1009-B-07 1009-D-07 (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>Y 4.IN 8/19:S.HRG.112-252