Swedish e-book
The book focuses on getting started with Windows PowerShell and includes: Basic cmdlets, parameters, pipelines, functions, filters, security, writing scripts, learning .NET, WMI, COM and much more.
The last chapter in the book focuses on how to administrate Windows environments through PowerShell which includes: managing folders and files, acl, services, eventlogs, processes, the registry, windows forms, Active Directory, Microsoft SQL Server, New functionality in Windows 7 and much more. Note that the book is written in Swedish, so you might want to run it through google translator..