World Factbook 201314 Author:Central Intelligence Agency 51st edition. In general, information available as of May 1, 2013 was used in preparation of this edition. Provides brief information on the geography, people, government, economy, communications, and defense of countries and regions around the world. Contains information on international organizations. Designed to meet the specific requirements... more » of United States Government Officials in style, format, coverage, and content. The Factbook is prepared annually by the CIA for the use of U.S. government officials, and its style, format, coverage, and content are primarily designed to meet their requirements. However, it is frequently used as a resource for academic research papers.« less