This giveaway includes: Windows 10, Office 365, Office 2016, Power BI, Azure, Windows 8.1, Office 2013, SharePoint 2016, SharePoint 2013, Dynamics CRM, PowerShell, Exchange Server, System Center, Cloud, SQL Server and more!
https://blogs.msdn.microsoft.com/mssmallbiz/2017/07/11/largest-free-microsoft-ebook-giveaway-im-giving-away-millions-of-free-microsoft-ebooks-again-including-windows-10-office-365-office-2016-power-bi-azure-windows-8-1-office-2013-sharepo/