LEADER 01916oam 2200541 450 001 9910706240303321 005 20180413100037.0 035 $a(CKB)5470000002456035 035 $a(OCoLC)1006911810 035 $a(OCoLC)995470000002456035 035 $a(EXLCZ)995470000002456035 100 $a20171020d2017 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $2rdacontent 182 $2rdamedia 183 $2rdacarrier 200 00$aEfforts by DHS to estimate southwest border security between ports of entry /$fOffice of Immigration Statistics 210 1$a[Washington, D.C.] :$cU.S. Department of Homeland Security,$d2017. 215 $a1 online resource (19 pages) $ccolor illustrations 300 $a"September 2017." 320 $aIncludes bibliographical references. 517 3 $aEfforts by Department of Homeland Security to estimate southwest border security between ports of entry 606 $aBorder security$zMexican-American Border Region 606 $aBorder security$zSouthwestern States 606 $aBorder crossing$zMexican-American Border Region 606 $aBorder crossing$zSouthwestern States 606 $aBorder crossing$2fast 606 $aBorder security$2fast 607 $aNorth America$zMexican-American Border Region$2fast 607 $aUnited States$zSouthwestern States$2fast 608 $aOnline resources. 615 0$aBorder security 615 0$aBorder security 615 0$aBorder crossing 615 0$aBorder crossing 615 7$aBorder crossing. 615 7$aBorder security. 712 02$aUnited States.$bOffice of Immigration Statistics, 801 0$bGPO 801 1$bGPO 801 2$bMERUC 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910706240303321 996 $aEfforts by DHS to estimate southwest border security between ports of entry$93257221 997 $aUNINA