[MSDN Library April 2000] Spy (81.9444444444444%)
MSDN Library - April 2000 > Platform SDK > Tools and Languages > Tools > Debugging > Monitoring Messages and Data
[MSDN Library April 2000] Spy: Monitoring Messages with SPY (12.2835497835498%)
MSDN Library - April 2000 > Visual Studio 6.0 Documentation > Visual C++ Documentation > Samples > SDK Samples > SDK Tools Samples
[MSDN Library September 1992] SPY: Monitors Messages Sent to Windows (11.6367307156781%)
Sample Code > Product Tools and Utilities > Windows 3.1 SDK Tools
[MSDN Library April 2000] SPY Utility Reports Application Name, Not Module Name (11.5747924252455%)
MSDN Library - April 2000 > Knowledge Base > Windows Development > Windows Software Development Kit