With less technical detail and more emphasis on managing an existing WordPress website, this book covers editing pages, posting blogs, keeping the WordPress software up-to-date and much more!
The second edition includes updated information, pictures, and additional sections.
Available to order on Amazon (UK):
http://www.amazon.co.uk/Managing-WordPress-Website-Simon-Pittman/dp/1497517990
Amazon (US):
https://www.amazon.com/Managing-WordPress-Website-Simon-Pittman/dp/1497517990