Kristin L. Johannsen Books

World Pass

By Susan Stempleski, Nancy Douglas

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World pass

By Susan Stempleski

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World Pass Upper Intermediate Workbook

By Susan Stempleski, James R. Morgan, Nancy Douglas

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Pathways 2.

By Rebecca Tarver Chase

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Pathways is Heinle's new four-level academic skills series that features reading & writing and listening & speaking strands to help learners develop the language and skills needed to achieve academ...

Pathways 2

By Becky Tarver Chase, Kristin L. Johannsen

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Pathways 2

By Becky Tarver Chase, Kristin L. Johannsen

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World English 2 2nd Edition Teacher s Edition

By Varios

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World English Intro and 1

By Milner

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World English Classroom DVD Levels 2 and 3

By Johannsen Tarver Cha

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Pathways

By Kathy Najafi, Cynthia Fettig, Rebecca Tarver Chase, Paul MacIntyre, Kristin L. Johannsen

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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.