James Gormley Books

Una guía práctica y sencilla para mejorar la memoria, la concentración, la agilidad mental, conocer y prevenir las enfermedades degenerativas relacionadas con la edad y que afectan al funcionamient...

Potencia Mental

By James Gormley

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User s Guide to Brain Boosting Supplements

By Shari Lieberman, James Gormley

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User s Guide to Brain Boosting Supplements

By Shari Lieberman, James Gormley, Jack Challem

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User s Guide to Natural Treatments for Lyme Disease

By James Gormley, Jack Challem, Caren F. Tishfield

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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.