APA (7th ed.) Citation

United States. Central Intelligence Agency. (1956). Antarctica exploration, as of 1 February 1956. [Central Intelligence Agency].

Chicago Style (17th ed.) Citation

United States. Central Intelligence Agency. Antarctica Exploration, as of 1 February 1956. [Washington]: [Central Intelligence Agency], 1956.

MLA (9th ed.) Citation

United States. Central Intelligence Agency. Antarctica Exploration, as of 1 February 1956. [Central Intelligence Agency], 1956.

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