Import or Export data to Excel or HTML files from your .NET applications

http://www.gemboxsoftware.com/LA/Import-Export-XLS-XLSX-CSV-HTML-.NET.htm

http://www.devdirect.com/all/gemboxspreadsheet_SOLN_00010026.aspx

http://ftp.heanet.ie/mirrors/sourceforge/k/project/ko/koogra/Sample/Program.cs


http://www.dreamincode.net/forums/topic/50397-advanced-oledb-select-for-excel-sheet/