These came up in a search on "paleo" in publication date sort. These
books are free only today.
Paleo Diet: Getting Started in Paleo Nutrition and Paleo on a Budget
by Sandra Wright
http://www.amazon.com/dp/B009G2ALA2
Paleo Diet Solution : Lose Weight The Easy And Healthy Way With Fat
Burning Foods Paleo Diet Guide With Recipes And Meal Plans by Sofia D'Andrea
http://www.amazon.com/dp/B009BAT3LM
And this one from the past is free again:
Happiness On The Cheap: Tips and Philosophies For Living a Rich Life
on a Lower Income (The Starving Artist's Survival Kit) by Jason Lovett
http://www.amazon.com/dp/B0085I0RAC