Erna Wright Books

Ce document couvre les 5 premières années de la vie de l'enfant. Deux postulat sont à considérer, l'enfant dès sa naissance doit faire partie et s'intégrer dans la vie de famille, et le noyeau fami...

The new childbirth

By Erna Wright

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The new childbirth

By Erna Wright

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Originally published: London: Wingate-Baker, 1969

Common sense in child rearing.

By Erna Wright

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New Childbirth

By Erna Wright

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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.