Listed below are a number of Low Carb books available at Amazon.
Click on the book to get more information

Dr Clarkes' High Protein Diet	Atkins New Diet Revolution	Atkins for Life, The Next Level	Eat Fat Get Thin	Dr Bernsteins Diabetes Solution
The GL Diet	Zone Diet	Protein Power	The X Factor Diet	Eat Yourself Slim & Stay Slim
Life Without Bread	Carbohydrate Addicts Lifespan Program	Living Low-Carb	Eat Cheat & Melt Fat Away	Schwarzbein Principle
Low Carb Success	Carbohydrate Addict's Diet	Neanderthin	Carbohydrate Addicted Kids	Calorie, Carb, Fat Bible
Fat, Fibre & Carbohydrate Counter	Collins Carb Counter	The Complete Carbohydrate Counter	The Corinne T. Netzer Carbohydrate Counter	Dr Atkins' New Carbohydrate Gram Counter
Dana Carpenders 500 Recipes	Dr Atkins' Cook Book	Low-Carb Cookbook	Carbohydrate Addict's Cookbook	Low-Carb Meals in Minutes