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Politics and government
10
Politique et gouvernement
9
World War, 1939-1945
8
Cryptographie
7
Cryptography
7
Guerre mondiale, 1939-1945
7
Histoire
6
History
6
Military intelligence
5
BUSINESS & ECONOMICS
4
Campagnes et batailles
4
Campaigns
4
Diplomatic relations
4
Electronic intelligence
4
Foreign relations
4
Military campaigns
4
Photographie de voyage
4
Relations extérieures
4
Renseignement électronique
4
Travel photography
4
General
3
HISTORY
3
Management
3
20th century
2
Armed Forces
2
Buildings
2
Buildings, structures, etc
2
Commerce
2
Confidential communications
2
Description and travel
2
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41por Benson, Robert LouisTexto completo (Requiere registro previo con correo institucional)
Publicado 1997
Documento de Gobierno Electrónico eBook -
42por Parker, Frederick D.Texto completo (Requiere registro previo con correo institucional)
Publicado 1993
Documento de Gobierno Electrónico eBook