APA način citiranja (7. izdanje)
ebrary, Inc, & Volkerts, J. A. (2011). National Counterterrorism Center (NCTC): Background and issues. Nova Science Publishers.
Čikaški stil citiranja (17. izdanje)
ebrary, Inc, i Jackson A. Volkerts. National Counterterrorism Center (NCTC): Background and Issues. New York: Nova Science Publishers, 2011.
MLA način citiranja (9. izdanje)
ebrary, Inc, i Jackson A. Volkerts. National Counterterrorism Center (NCTC): Background and Issues. Nova Science Publishers, 2011.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.