APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, & Volkerts, J. A. (2011). National Counterterrorism Center (NCTC): Background and issues. Nova Science Publishers.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, ба Jackson A. Volkerts. National Counterterrorism Center (NCTC): Background and Issues. New York: Nova Science Publishers, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, ба Jackson A. Volkerts. National Counterterrorism Center (NCTC): Background and Issues. Nova Science Publishers, 2011.