Rick Gallop Books

The G.I. Diet, Revised: The Green-Light Way to Permanent Weight Loss: Revised and Updated

By Rick Gallop

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The G.I. Diet Guide to Shopping and Eating Out, Revised

By Rick Gallop

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The G.I. Diet: The Easy Healthy Way to Permanent Weight Loss

By Rick Gallop

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xii, 178 p. : 22 cm

The Family G.I. Diet

By Rick Gallop, Dr. Ruth Gallop

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This latest addition to the bestselling G.I. Diet series offers individualized weight-loss strategies for every member of the family. When Rick Gallop published The G.I. Diet in 2002, its easy, hea...

The G.I. Diet The Green Light Way to Permanent Weight Loss

By Rick Gallop

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The G.I. Diet Guide to Shopping and Eating Out

By Rick Gallop

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The G.I. Diet Clinic

By Rick Gallop

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The G.I. Diet Cookbook

By Rick Gallop

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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.