ebrary, Inc, O'Neill, M., & Winter, A. (2013). New challenges for the EU internal security strategy. Cambridge Scholars Pub..
Chicago-čujuhus (17. p.)ebrary, Inc, Maria O'Neill, juo Aaron Winter. New Challenges for the EU Internal Security Strategy. Newcastle, Neb.: Cambridge Scholars Pub., 2013.
MLA-čujuhus (9. p.)ebrary, Inc, et al. New Challenges for the EU Internal Security Strategy. Cambridge Scholars Pub., 2013.
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