Mariasun Landa Books

The dancing flea

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A young flea who feels that she was born to dance sets out on a journey determined to get to Russia, where she has heard that all fleas are dancers.

Karmentxu and the little ghost

By Mariasun Landa

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After a sensitive Basque girl runs away with a ghost to a festival, her aunt places her in a mental hospital, outside of which the ghost watches and waits.

Les secrets d Iholdi

By Mariasun Landa

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Iholdi est une petite fille ordinaire à qui il arrive des choses peu banales. Un pistolet caché, une baby-sitter mystérieuse, des dents et des tombes, voilà de quoi alimenter des histoires pleines...

Alex

By Balzola Landa

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Un cocodril sota el llit

By Marta Moreno, Xavier Solsona, Mariasun Landa

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Un cocodrilo bajo la cama

By Marta Moreno, Mariasun Landa

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An Original Ant Una formiga original

By Josep Maria Brocal Llobregat, Joan Carles Girbes Aparisi, Marc Brocal Llobregat, Mariasun Landa Etxebeste, Mar Aranda Garcia

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Un cocodril sota el llit

By Marta Moreno, Xavier Solsona, Mariasun Landa

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Txan fantasma

By Jon Zabaleta Larburu, Mariasun Landa Etxebeste

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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.