Abadie, Alberto. Poverty, Political Freedom, and the Roots of Terrorism. Kennedy School of Government, Harvard University and NBER , 2004.
President Announces New Measures to Counter the Threat of WMD. Washington, D.C. : The White House, Office of the Press Secretary, 2004.
Roitman, Janet. "
Productivity in the Margins: The Reconstitution of State Power in the Chad Basin." In
Anthropology in the Margins of the State. Santa Fe: School of American Research, 2004.
The Proliferation Security Initiative. Ministry of Foreign Affairs of the People’s Republic of China, 2004.
Czarnecki, Waldemar, and Stefan Czmur. Przyszłość sił zbrojnych RP: miejsce Polski w Euroatlantyckich strukturach bezpieczeństwa (Future of the Polish Armed Forces: Poland’s Place in Euro-Atlantic Security Structures) In
presented at the conference Polska wizja przyszłego pola walki. Wymagania i potrzeby (Polish Vision of the Future Battlefield: Requirements and Needs). Warsaw: Polish Ministry of National Defense, 2004.