Cynthia Sass Books

Cinch!: Conquer Cravings, Drop Pounds, and Lose Inches

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"Following the success of Flat Belly Diet, author Cynthia Sass offers a new weight loss plan that promises rapid weight loss, satiety, and quick body stabilization, freeing you from cravings and un...

Slim down now

By Cynthia Sass

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Cynthia Sass, New York Times bestselling author of S.A.S.S. Yourself Slim and coauthor of Flat Belly Diet, introduces a new superfood that holds the power to whittle your waistline in no time. Call...

The ultimate diet log

By Suzanne Schlosberg

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Your Diet Is Driving Me Crazy

By Cynthia Sass, Denise Maher

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Flat Belly Diet

By Liz Vaccariello

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La methode sass

By Sass Cynthia

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S.A.S.S. Yourself Slim: Conquer Cravings, Drop Pounds, and Lose Inches

By Cynthia Sass

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"Reaching #1 on Amazon and #3 on the New York Times bestseller list, Cynthia Sass's exciting new weight-loss plan quickly became a hit among dieters looking to eat clean, learn delicious new recipe...

Cinch

By Cynthia Sass

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S. A. S. S. Yourself Slim

By Cynthia Sass

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Slim down Now

By Cynthia Sass

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.