Erik D. Stoops Books

Animal Questions and Answers

By Erik Stoops, Debbie Stone

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Alligators and Crocodiles

By Debbie Lynne Stone, Erik D. Stoops

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Whales

By Erik D. Stoops, Debbie Lynne Stone, Jeffrey L. Martin, Erik Daniel Stoops

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Readers are introduced to the blue, beluga, and humpback whales, and all their relatives, and find out everything they want to know about them in an easy-to-read question-and-answer format. All kin...

Dolphins

By Jeffrey L. Martin, Debbie Lynne Stone, Erik Daniel Stoops

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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.