Carolyn Gerin Books

Road Map for Revolutionaries

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A handbook for effective activism, advocacy, and social justice for people of all ages and backgrounds. Are you ready to take action and make your voice heard, but don't know how to go about it? Th...

Anti Bride Wedding Planner

By Kathleen Hughes, Ithinand Tubkam, Carolyn Gerin

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Anti Bride Guide

By Stephanie Rosenbaum, Carolyn Gerin

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Anti Bride Etiquette Guide

By Kathleen Hughes, Carolyn Gerin

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Getting on the Moneytrack

By Rob Black, Pam Krueger, Carolyn Gerin

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Anti Bride Etiquette Guide

By Kathleen Hughes, Carolyn Gerin

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Anti Bride Guide

By Stephanie Rosenbaum, Carolyn Gerin

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Road Map for Revolutionaries

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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.