These came up in a search on "paleo" in publication date sort. These
books are free only today.
The Paleo Aficionado Dinner Recipe Cookbook (The Paleo Diet Meal
Recipe Cookbooks) by Amanda Matthew
http://www.amazon.com/dp/B009AIWNV2
Paleo Diet SUCKS - Why & How You've Been Lied to by Tammy Christine
http://www.amazon.com/dp/B008UC8AXY
These were also free in the past:
30 Minute Paleo Diet Expert: Become Healthy by Eating Naturally by
Michael Sullivan
http://www.amazon.com/dp/B008LG2THC
Oby's Wisdom! A Caveman's Simple Guide to Health and Well-being by
Dr. Mark William Cochran
http://www.amazon.com/dp/B007PJJGOU