Alfred Graf Books

Mapping the world

By Hartwig Knack, Alfred Graf

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Alfred Graf

By Alfred Graf, Christine Janicek

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Bei Alfred Graf erhält der traditionelle Begriff "Landschaftsmalerei" eine gänzlich neue Bedeutung. Die Landschaft ist für ihn nicht allein Motiv, sondern in gleicher Weise auch Material. Alfred Gr...

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.