Suzan L. Zeder Books

Eight Plays for Children: The New Generation Play Project

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Do Not Go Gentle Full

By Suzan L. Zeder

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Wiley and the Hairy Man

By Suzan L. Zeder, Susan Zeder

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An Evening at Versailles

By Suzan L. Zeder

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The play takes place in the mind and memory of Tuc as he journeys through his childhood from the fever dream that took his hearing, to the language of nature which he shares with his father, to the...

The Death and Life of Sherlock Holmes

By Suzan L. Zeder

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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.