Udo Weigelt Books

Miranda's ghosts

By Udo Weigelt

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At Halloween time, Miranda finally stands up to the ghosts that have been living in her room.

Miranda's ghosts

By Udo Weigelt

Average: 0.00, 0 Ratings

At Halloween time, Miranda finally stands up to the ghosts that have been living in her room.

Het eekhoorntje en de paashaas Een Vier Windstreken prentenboek

By Udo Weigelt

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Chuan shuo zhong de du jiao shou

By Udo Weigelt

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Every evening the animals gather in a clearing in the forest to tell stories-fairy tales, myths and legends, fantasies filled with magic and wonder. One evening, as Hedgehog heads for the gathering...

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.