Several of my SharePoint Kindle store books are as such:
Office 365 - SharePoint Online Instructor Guide:
https://www.amazon.com/dp/B077VS4PYF
SharePoint 2016 Content Editor Instructor Guide:
https://www.amazon.com/dp/B01HW3G5FQ
The Art & War of SharePoint:
https://www.amazon.com/dp/B01FYTV2AS
SharePoint 2013 With A Project Management Mindset!
http://www.amazon.com/dp/B00PQ2G65K
Writings and ramblings on SharePoint for those who are addicted to it!
