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

This first one is a Spanish translation of one published earlier:

La Dieta Paleo. Como Perder Peso Permanentemente Sin Pasar Hambre, 
Sin Ejercicios Excesivos y Sin Tomar Pildoras Caras (Spanish Edition) 
by Patricia Maria and Laurent Martin
http://www.amazon.com/dp/B007R721MO/

This author has taken recipes from the web and adapted them to make 
them hard to trace:

Paleo Cookbook 2012, Beginner's Recipes: 19 Easy, Delicious and Quick 
Paleo Desert Recipes (Paleo For Beginners) by Francis Schumlock
http://www.amazon.com/dp/B007R59TIU

This is a snake oil promoted by Dr. Oz. It claims it has principles 
taken from the paleo diet:

Raspberry Ketones Diet by Jennifer Greene
http://www.amazon.com/dp/B0079N8FLW/