Louise L. Hay Books

Louise L. Hay combines her proven affirmation system with Mona Lisa Schulz's knowledge of both medical science and the body's intuition to create an easy-to-follow guide for health and well-being....

Heart thoughts

By Louise L. Hay

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Presents excerpts from the author's lectures that are intended to help readers build confidence, heal themselves, and make life changes.

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.