Roger Goldman Books

Bill of Rights and You

By Steve Jenkins, Roger Goldman, Patricia McKissack, Linda Riekes

Average: 0.00, 0 Ratings

Justice William J. Brennan, Jr.

By Roger L. Goldman

Average: 0.00, 0 Ratings

Justice William J. Brennan, Jr. sat for thirty-four years on the United States Supreme Court. Throughout his tenure on the Court he meticulously examined the body of Constitutional law - and effect...

Thurgood Marshall

By Roger L. Goldman

Average: 0.00, 0 Ratings

Thurgood Marshall

By Roger Goldman, David Gallen

Average: 0.00, 0 Ratings

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.