Mark Janssen Books

In het spoor van de Rode Leeuw

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De zwerfkinderen Rafael en Pablo maken aan het eind van de 16e eeuw een lange reis door Spanje. Ze zijn op weg naar de stad Sevilla in het zuiden. Onderweg moeten ze allerlei gevaren overwinnen. Va...

Siradan Bir Gun

By Mark Janssen

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Ada

By Mark Janssen

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Off to the Beach Level 2

By Nikki Gamble, Rob Alcraft, Mark Janssen

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I Want a Lion

By Annemarie Van Der Eem, Mark Janssen

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Bill Snyder

By Bill Snyder, Mark Janssen

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Reach for the Stars

By Mark Janssen

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Fairy Marie s New Home

By Mark Janssen, Jean Philippe Rieu

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Want to Know. the Bicycle

By Lucas Arnoldussen, Mark Janssen

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Where is Bear going

By Mark Janssen

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Where is Bear going? To see some sleepy little eyes. Where are Bear and Squirrel going? To see some cute little ears. Where are Bear, Squirrel and Fox going? To see a little pink nose.There s a new...

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.