Helen Stephens Books

A jugar

By Helen Stephens

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Como esconder un leon How To Hide a Lion

By Helen Stephens

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¿Dónde esconderá una niña muy pequeña un león muy grande? Un día cualquiera, un león vino al pueblo para comprar un sombrero... Pero la gente...

Como esconder un leon a la abuela How to Hide a Lion from Grandma

By Helen Stephens

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Cuando la abuela viene a quedarse, Iris tiene que esconder su león, debido a que las abuelas se preocupan mucho si encuentran un león en casa. Pero la abuela está actuando de f...

Como esconder un leon en la escuela How to Hide a Lion at School

By Helen Stephens

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El león e Iris están acostumbrados a estar siempre juntos. Pero cuando Iris tiene que ir a la escuela, el león debe entender que allí los leones no son bienvenidos. Por...

Tilly en blauw paard

By Helen Stephens

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Sakli Kalan

By Helen Stephens

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Magic Movers: Lola Loves Shapes

By Helen Stephens

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Quigleys

By Helen Stephens, Simon Mason

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Quigleys Not for Sale

By Helen Stephens, Simon Mason

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Quigleys Not for Sale

By Helen Stephens, Simon Mason

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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.