This is not directly IP but real food does exist in the diet, so high quality food related sources are good. I think this is a 24 hr sale. I have bolded the ones I either own or will be owning.
Here is a link with some cover images also.
http://aweber.com/t/7AFEf
Today Amazon has several real food ebooks all under 2 bucks.
Whether your new to Paleo or you're a seasoned vet just looking to round out your collection, you're going to want to grab a few of these incredible books.
The Zenbelly Cookbook by Simone Miller ($1.99)
Make Ahead Paleo by Tammy Credicott ($1.99)
52 Healthy Paleo Breakfast Ideas by Caitlin Weeks ($0.99)
Everyday Paleo Family Cookbook by Sarah Fragoso ($1.99)
The Paleo Slow Cooker by Arsy Vartanian ($0.99)
The Slim Palate Paleo Cookbook by Joshua Weissman ($1.99)
Make it Paleo by Hayley Mason ($1.99)
Against All Grain: Meals Made Simple by Danielle Walker ($1.99)
Paleo Grilling by Tony Frederico ($0.99)
Paleo by Season by Peter Servold ($1.99)
The Paleo Cure by Chris Kresser ($1.99)
Merrymaker Paleo by Emma Papas ($1.99)
The Everything Paleo Pregnancy Book by Tarah Chieffi ($0.99)
Paleo Eats by Kelly Bejelly ($1.99)
The Primal Connection by Mark Sisson ($0.99)