Todd, P., & By Bloch , J. . .. (2004). Global intelligence: The worlds secret service today. Books for Change zed.
Chicago-viite (17. p.)Todd, Paul, ja Jonathan By Bloch. Global Intelligence: The Worlds Secret Service Today. New Delhi: Books for Change zed, 2004.
MLA-viite (9. p.)Todd, Paul, ja Jonathan By Bloch. Global Intelligence: The Worlds Secret Service Today. Books for Change zed, 2004.
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