Georg Lechner Books

Johann Peter Krafft

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Development aid today

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Contributed papers presented at a seminar held at New Delhi on April 14 and 15, 1994; with special reference to the critical appraisal of aid projects in India and Bangladesh, and pros and cons of...

Sleeping beauty

By Agnes Husslein Arco

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Sleeping beauty

By Agnes Husslein Arco

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Diplomatisches Verhalten

By Peter Schwankl

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From Invention to Perfection

By Sarah Katharina Andres Acevedo, Hans Ottomeyer

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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.