Cita APA (7a ed.)

Ettinger, P. W. (2009). Imaginary Lines: Border Enforcement and the Origins of Undocumented Immigration, 1882-1930. University of Texas Press.

Cita Chicago Style (17a ed.)

Ettinger, Patrick W. Imaginary Lines: Border Enforcement and the Origins of Undocumented Immigration, 1882-1930. Austin: University of Texas Press, 2009.

Cita MLA (8a ed.)

Ettinger, Patrick W. Imaginary Lines: Border Enforcement and the Origins of Undocumented Immigration, 1882-1930. University of Texas Press, 2009.