McDonnell, John J. Books

Secondary Programs for Students With Developmental Disabilities

By McDonnell John J.

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Introduction to Persons with Severe Disabilities: Educational and Social Issues

By John J. McDonnell

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Introduction To Persons With Moderate And Severe Disabilities: Educational And Social Issues

By John J. McDonnell, McDonnell, John J., Andrea P. McDonnell, Michael L. Hardman

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Employing a life-span approach, this text introduces some of the educational and social issues that confront people with moderate and severe disabilities on the path to community membership. Early...

World Council of Churches and the Catholic Church Toronto Sudies in Theology

By John McDonnell

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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.