[MSDN Library April 2000] SUM Command (100%)
MSDN Library - April 2000 > Visual Studio 6.0 Documentation > Visual FoxPro Documentation > Reference > A to Z Language Reference
[MSDN Library April 2000] Sum Function (30.8464052287582%)
MSDN Library - April 2000 > Office Developer Documentation > Office 97 Documentation > Office > Microsoft Office 97/Visual Basic Language Reference > Volume 1 > SQL Language Reference
[MSDN Library April 2000] SUM (T-SQL) (28.7037139689579%)
MSDN Library - April 2000 > Platform SDK > Data Access Services > Microsoft SQL Server Programmer's Toolkit > Building SQL Server Applications > Transact-SQL Reference
[MSDN Library April 2000] SUM (26.5170122275385%)
MSDN Library - April 2000 > Office Developer Documentation > Office 97 Documentation > Excel > Excel 97 Worksheet Functions Reference > Function Reference
[MSDN Library April 2000] Sum Function Example (DAO) (14.9480056980057%)
MSDN Library - April 2000 > SDK Documentation > DAO 3.5 SDK > Microsoft Jet Database SQL Reference > SQL Examples