Antarctic region

Chicago citation style
United States. Central Intelligence Agency. Antarctic region. 1987]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/000904473. (Accessed December 11, 2018.)
APA citation style
United States. Central Intelligence Agency, (1987]) Antarctic region. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/000904473
MLA citation style
United States. Central Intelligence Agency. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/000904473>.
Note: These citations are programmatically generated and may be incomplete.