David Wells Books

Leo Moon Sign

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What if you had a hidden inner self you never knew about? This key to your horoscope is the moon sign!Many people understand their sun sign, but few realise that the key to their astrological insig...

The World of Psychics

By Gordon Smith, David Wells

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Learn how to improve a host of psychic abilities with this free guide, featuring some of Hay House's bestselling mediums and psychics. There are many tools and techniques you can employ to begin de...

The Basics of Small Business Management

By David Wells, Jenelle Wells

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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.