Border security
Subtitle: moving beyond the virtual fence : hearing before the Committee on Homeland Security and Governmental Affairs, United States Senate, One Hundred Eleventh Congress, second session, April 20, 2010
Series: S. hrg -- 111-1051
Publisher: U.S. G.P.O.
Published: 2011
Place of publication: Washington
Language: eng
Format: [electronic resource] :
Number of pages: 106
Subjects: Border security; Illegal aliens; Government policy; Boundaries; Fences; Design and construction; Information technology; U.S. Customs and Border Protection; SBInet (Program)
Notes: Title from title screen (viewed on Sept. 23, 2011).

Includes bibliographical references.