United States Department of Homeland Security, issuing body. United States White House Office, issuing body. text dcu 2007 monographic eng 1 online resource (29 pages) "March 26, 2007." "The Secretary of Homeland Security [...] shall submit to me [...] a recommended National Strategy for Aviation Security"--National Security Presidential Directive 47. CRDP Program record. Mode of access: Internet at the White House web site. Previously available as of 4/11/07: http://www.whitehouse.gov/homeland/aviation-security.html and http://www.whitehouse.gov/homeland/nstrategy%5Fasecurity.pdf. n-us--- Aeronautics, Commercial Security measures Government policy United States Airports Security measures United States Airline passenger security screening United States Aeronautics, Commercial Freight Security measures United States Terrorism United States Prevention HE9797.4.S4 N38 2007 HS 1.2:AV 5/3 HS 1.2:AV 5/3 ADA470339 NTIS https://purl.fdlp.gov/GPO/gpo83327 https://purl.fdlp.gov/GPO/gpo83327 PUCPR 070411 20180417224952.0 ocn122940601 eng