APA način citiranja (7. izdanje)
Gregory, P. R. (2009). Terror by quota: State security from Lenin to Stalin : (an archival study). Yale University Press.
Čikaški stil citiranja (17. izdanje)
Gregory, Paul R. Terror by Quota: State Security from Lenin to Stalin : (an Archival Study). New Haven: Yale University Press, 2009.
MLA način citiranja (9. izdanje)
Gregory, Paul R. Terror by Quota: State Security from Lenin to Stalin : (an Archival Study). Yale University Press, 2009.
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