Susan Wigden Books

A Mitzva For Zelda

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Zelda has a knack for creating a perfect kippa for even the hardest-to-fit heads. But when she grows old and loses her ability to knit, Zelda's friends bring her a special gift that's just perfect...

Chapter Two

By Bruce Wigden, Susan Wigden

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Suppose at the Supermarket

By Corey Colombin, Susan Wigden

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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.