Maite Kelly Books

Die kleine Hummel Bommel

By Maite Kelly, Britta Sabbag, Joelle Tourlonias

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Eigentlich haben Hummeln viel zu kleine Flügel, um fliegen zu können - auch die kleine Hummel Bommel. "Mit deinen winzigen Flügeln kannst du nie und nimmer fliegen!", lachen die anderen Insektenkin...

Die kleine Hummel Bommel nimmt Abschied

By Maite Kelly, Britta Sabbag

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By Sabbag Britta Kelly Maite

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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.