Walter Hellinckx Books

The Art and Science of Child Care

By Walter Hellinckx, Matthew Colton

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International perspectives on family support

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Kwaliteit in de hulpverlening m.b.t. kinderen met psychosociale problemen

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Innovations in residential care

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Als leren pijn doet

By Walter Hellinckx

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Leren op school gaat niet altijd vanzelf. Ook gezonde, leuke, intelligente kinderen slagen er soms niet in vlot te leren lezen of rekenen. Als leren pijn doet, dan laat zich dat ook thuis voelen. H...

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.