20 December 1999 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Query Responses
1 October 1999 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Country Reports
12 August 1999 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Query Responses
23 June 1998 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Query Responses
1 April 1998 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Country Reports
1 June 1997 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Country Reports
1 July 1995 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Country Reports
1 February 1995 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Country Reports
1 April 1993 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Country Reports
1 March 1992 | Publisher: United States Bureau of Citizenship and Immigration Services | Document type: Country Reports