[MSDN Library April 2000] QueryInterface (32.638134057971%)

MSDN Library - April 2000 > Books > Inside OLE > Chapter 2 Objects and Interfaces > IUnknown: The Root of All Evil

[MSDN Library April 2000] QueryInterface (28.0619494174481%)

MSDN Library - April 2000 > Specifications > Technologies and Languages > Component Object Model (COM) Specification 0.9 > Chapter 15: The COM Library > Overview

[MSDN Library April 2000] QueryInterface (27.5913212984151%)

MSDN Library - April 2000 > Visual Studio 6.0 Documentation > Visual C++ Documentation > Reference > Microsoft Foundation Class Library and Templates > Active Template Library > Articles > Introduction to COM and ATL > Introduction to COM

[MSDN Library April 2000] QueryInterface: Navigating in an Object (21.3956917322976%)

MSDN Library - April 2000 > Platform SDK > Component Services > COM > COM Fundamentals > Guide > The Component Object Model > Using and Implementing IUnknown