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135   $aur|||||||||||
200 10$aInformation technology: DHS needs to continue addressing critical legacy systems : testimony before the Subcommittee on Emerging Threats and Spending Oversight, Committee on Homeland Security and Governmental Affairs, U.S. Senate
210   $aWashington, DC: $cUnited States Government Accountability Office$d2023
700   $aWalsh$b Kevin$0223814
906   $aBOOK
912   $a9911077553603321
996   $aInformation technology: DHS needs to continue addressing critical legacy systems : testimony before the Subcommittee on Emerging Threats and Spending Oversight, Committee on Homeland Security and Governmental Affairs, U.S. Senate$94632154
997   $aUNINA