01749oam 2200457 a 450 991069250950332120040803135739.0(CKB)5470000002354364(OCoLC)55939282ocm55939282(OCoLC)995470000002354364(EXLCZ)99547000000235436420040714d2004 ua 0engurmn||||||txtrdacontentcrdamediacrrdacarrierHomeland Security[electronic resource] communication protocols and risk communication principles can assist in refining the Advisory System : report to congressional requesters[Washington, D.C.] :U.S. General Accounting Office,[2004]Title from title screen (viewed on July 13, 2004)."June 2004."Paper version available from: U.S. General Accounting Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548."GAO-04-682."Includes bibliographical references.Homeland Security Risk communicationUnited StatesEvaluationCivil defense warning systemsUnited StatesEvaluationNational securityUnited StatesTerrorismGovernment policyUnited StatesEvaluationRisk communicationEvaluation.Civil defense warning systemsEvaluation.National securityTerrorismGovernment policyEvaluation.United States.Department of Homeland Security.GPOGPOBOOK9910692509503321Homeland Security1686681UNINA