Style de citation APA (7e éd.)

ebrary, Inc, O'Neill, M., & Winter, A. (2013). New challenges for the EU internal security strategy. Cambridge Scholars Pub..

Style de citation Chicago (17e éd.)

ebrary, Inc, Maria O'Neill, et Aaron Winter. New Challenges for the EU Internal Security Strategy. Newcastle, Neb.: Cambridge Scholars Pub., 2013.

Style de citation MLA (9e éd.)

ebrary, Inc, et al. New Challenges for the EU Internal Security Strategy. Cambridge Scholars Pub., 2013.