Defense Acquisition Research Journal: A Publication of the Defense Acquisition University. Defense Acquisition University.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Defense Acquisition Research Journal: A Publication of the Defense Acquisition University. Defense Acquisition University.
MLA -ийн эшлэл (9 дэх хэвлэлт)Defense Acquisition Research Journal: A Publication of the Defense Acquisition University. Defense Acquisition University.
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