TY  - BOOK
ED  - United States.
ED  - United States.
TI  - Covert testing of access controls to airport secure areas
PY  - 2019///
CY  - [Washington, D.C.]
PB  - U.S. Department of Homeland Security
KW  - United States
KW  - Transportation Security Administration
KW  - Evaluation
KW  - Airports
KW  - Security measures
N1  - "Unclassified summary."; "February 13, 2019."; "OIG-19-21."; GPO Cataloging Record Distribution Program (CRDP)
UR  - https://purl.fdlp.gov/GPO/gpo134744
ER  -