The 1991 CIA World Factbook by United States. Central Intelligence Agency  || United States. Central Intelligence Agency || World politics -- Handbooks, manuals, etc.; Geography -- Handbooks, manuals, etc.; Political science -- Handbooks, manuals, etc.; Political statistics -- Handbooks, manuals, etc. || CIA World Factbooks; Browsing: Encyclopedias/Dictionaries/Reference; Browsing: Politics; Browsing: Travel & Geography || Language : English