Peggy Johnson Books

As library collections of all types of libraries increasingly become electronic, librarians are faced with coping with rising costs while meeting increasing user expectations; understanding copyrig...

Guide to Reference Books Guide to Technical Services Resources

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The Searchable Internet Bibliography An On Disk Annotated Guide to Timely Materials About Internet Bibs on Disk Searchable Guides to Timely Topics

By Peggy Johnson

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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.