The 1991 CIA World Factbook
Agency United States. Central Intelligence
The 1995 CIA World Factbook
Agency United States. Central Intelligence
The 1996 CIA World Factbook
Agency United States. Central Intelligence
The 1997 CIA World Factbook
Agency United States. Central Intelligence
The 2001 CIA World Factbook
Agency United States. Central Intelligence
The 2003 CIA World Factbook
Agency United States. Central Intelligence
The 2005 CIA World Factbook
Agency United States. Central Intelligence
The 2006 CIA World Factbook
Agency United States. Central Intelligence
The 2007 CIA World Factbook
Agency United States. Central Intelligence
The 2008 CIA World Factbook
Agency United States. Central Intelligence
The 2010 CIA World Factbook
Agency United States. Central Intelligence