These come up in a search on "paleo" in 
publication date sort. These three books are free only today.

This one has some strange language in the 
beginning claiming he has a team of experts, like 
Loren. Except Loren has written he has had nothing to do with this book.

The Paleo Plan for Perfect Health: Lose Weight, 
Increase Energy, and Live Your Best Life With the Paleo Diet by Alan Becker
http://www.amazon.com/dp/B007SVJJI8

This is for any German reading members of the list. What happened to Amadeus?

Paleo Diät. Gesundes Abnehmen mit der Paleo Diät. 
Verlieren Sie permanent überschüssiges Gewicht 
ohne Hungern , harten Sport oder teure 
Medikamente. by Patricia Maria and Laurent Martin
http://www.amazon.com/dp/B007RPX0X0

This is a long book. Unlike most Kindle-only books which are more like essays.

The No-Carb Revolution: Why the Secret to Losing 
Weight is to Fall Back in Love WIth Yourself! by John McLean
http://www.amazon.com/dp/B007JKAMZ2