Mariana Ruiz Johnson Books

Motmota no tiene miedo

By Gabriela Keselman, Mariana Ruiz Johnson

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Bidean zehar

By Xabier Olaso Bengoa, Mariana Ruiz Johnson

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MASHENKA Y EL OSO

By Mariana Ruiz Johnson

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COLORES Y YO LOS

By MARIANA R. JOHNSON

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Gli animali pop up della giungla. Con finestrelle e alette Ediz. a colori

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In this touching, hopeful story that reads like a modern classic, a young girl befriends a bear in the zoo. He comes from far, far away, a place he calls the Land of the Bears, where the food is sw...

Shhh

By Camelozampa, Mariana Ruiz Johnson, Fred Paronuzzi

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Book That Kibo Wrote

By Lawrence Schimel, Mariana Ruiz Johnson

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While You Are Sleeping

By Mariana Ruiz Johnson

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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.