Defending the U.S. air transportation system against chemical and biological threats  [electronic resource]. 

 - Washington, D.C. :  National Academies Press,  c2006. 
 - xi, 34 p. 
<br/><br/><br/>Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Security, International.<br/>Military art and science.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>JZ5588  / .D44 2006