[MSDN Library June 1998] Multitasking (100%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Workstation 4.0 Resource Kit > Chapter 28 - OS/2 Compatibility > Implementation of the OS/2 Subsystem

[MSDN Library June 1998] Multitasking (78.0577956989247%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT 3.51 Resource Kit > Windows NT Resource Kit Volume 1: Resource Guide > OS/2 Compatibility > Implementation of the OS/2 Subsystem

[MSDN Library June 1998] Multitasking (42.4834574028122%)

MSDN Library Visual Studio 6.0 > DDK Documentation > Windows 95 Device Driver Kit > Programmer's Guide > Chapter 2: Windows 95 Overview

[MSDN Library September 1992] Multitasking (40.974358974359%)

Product Documentation > QuickC for Windows > C for Windows > PART 2 Using C > Chapter 13 An Overview of the Windows Environment > Microsoft Windows and DOS: a Comparison

[MSDN Library June 1998] Multitasking (33.5676867934932%)

MSDN Library Visual Studio 6.0 > Platform SDK > Windows Base Services > Executables > Processes and Threads > About Processes and Threads

[MSDN Library June 1998] Multitasking and Multiprocessing (31.5870029728725%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Server 4.0 Resource Kit > Windows NT Server Networking Guide > Chapter 1 - Windows NT Networking Architecture > Windows NT Operating System Design and Basics