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Windows 8 editions - Wikipedia
List of Microsoft Windows versions - Wikipedia
List of Microsoft operating systems - Wikipedia
Windows 8: Editions, Updates, Licenses, & More - Lifewire
Windows 8 versions: which is right for you? - TechRadar
Understanding Windows 8 Version Numbers: A Guide for Users
Definition of Windows 8 versions - PCMag
Microsoft Windows 8 Versions or Editions - Computer Performance
Announcing the Windows 8 Editions
The 5 Versions of Windows 8.1 - dummies
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