Bettina Graf Books

"Mediated forms of communication increasingly influence the social relations and different spheres of life in the region of South Asia, Southeast Asia and in the Arab-speaking region. ... This volu...

Medien Fatwas Yusuf al Qaradawi

By Bettina Graf

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Ways of Knowing Muslim Cultures and Societies

By Bettina Graf, Schirin Amir Moazami, Birgit Krawietz

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Islamische Gelehrte als politische Akteure im globalen Kontext

By Bettina Graf

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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.