United States. Central Intelligence Agency. Historical Collections Division. (2011). The Berlin Wall collection. [Central Intelligence Agency, Historical Collections].
Chicago Style (17th ed.) CitationUnited States. Central Intelligence Agency. Historical Collections Division. The Berlin Wall Collection. [Washington, D.C.]: [Central Intelligence Agency, Historical Collections], 2011.
MLA (8th ed.) CitationUnited States. Central Intelligence Agency. Historical Collections Division. The Berlin Wall Collection. [Central Intelligence Agency, Historical Collections], 2011.
Warning: These citations may not always be 100% accurate.