Barrie Watts Books

De pompoen Het ontstaan van leven

By Barrie Watts

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De slang

By Barrie Watts

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De ontwikkeling van de slang, van ei tot volwassen dier, wordt gevolgd. Met vele kleurenfoto's. Vanaf ca. 8 jaar.

De muis

By Barrie Watts

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De ontwikkeling van de muis, van de geboorte tot volwassen dier, wordt gevolgd. Met vele kleurenfoto's. Vanaf ca. 8 jaar.

De kikker

By Barrie Watts

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De ontwikkeling van de kikker, van ei tot volwassen dier, wordt gevolgd. Met vele kleurenfoto's. Vanaf ca. 8 jaar.

De spin

By Barrie Watts

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De ontwikkeling van de spin, van ei tot volwassen dier, wordt gevolgd. Met vele kleurenfoto's. Vanaf ca. 8 jaar.

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.