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1
Encyclopedia of Cold War espionage, spies, and secret operations
Izdano 2009An electronic book accessible through the World Wide Web; click to view
Elektronički e-knjiga -
2
Encyclopedia of military technology and innovation
Izdano 2004An electronic book accessible through the World Wide Web; click to view
Elektronički e-knjiga -
3
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4
Historical dictionary of the U.S. Army
Izdano 2001An electronic book accessible through the World Wide Web; click to view
Elektronički e-knjiga