Cita APA (7a ed.)

Penn, E. B. (2008). Homeland security and criminal justice: Five years after 9/11. Routledge.

Cita Chicago Style (17a ed.)

Penn, Everette B. Homeland Security and Criminal Justice: Five Years After 9/11. London [u.a.]: Routledge, 2008.

Cita MLA (8a ed.)

Penn, Everette B. Homeland Security and Criminal Justice: Five Years After 9/11. Routledge, 2008.