Kitty Bolhofer Books

My green city

By Kitty Bolhofer, Robert Klanten, Sven Ehmann

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"The last few decades were dominated by the urban, the digital, and the sleek as well as a notable esteem for speed and consumption. Today, a growing countermovement is advocating for a sustainable...

Lux

By Rebecca Silus, Fiona Bate, Kitty Bolhofer, Robert Klanten, Sven Ehmann

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Out of the box

By Kitty Bolhofer, Shonquis Moreno, Robert Klanten, Sven Ehmann

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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.