APA (7th ed.) Citation

United States. Central Intelligence Agency. (1992). Antarctic region. [Central Intelligence Agency].

Chicago Style (17th ed.) Citation

United States. Central Intelligence Agency. Antarctic Region. [Washington, D.C.]: [Central Intelligence Agency], 1992.

MLA (9th ed.) Citation

United States. Central Intelligence Agency. Antarctic Region. [Central Intelligence Agency], 1992.

Warning: These citations may not always be 100% accurate.