Johnson, L. K. (2017). National security intelligence (Second edition, fully revised and updated.). Polity Press.
Lua i Stíl Chicago (17ú heag.)Johnson, Loch K. National Security Intelligence. Second edition, fully revised and updated. Cambridge, UK: Polity Press, 2017.
Lua MLA (9ú heag.)Johnson, Loch K. National Security Intelligence. Second edition, fully revised and updated. Polity Press, 2017.
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