Muhammad S. Umar Books

Heinrich Barth Et L'Afrique

By Mamadou Diawara, Robert Harms, Adam Jones, Alain Ricard, Bernhard Gardi, Maria Grosz-Ngate, Muhammad S. Umar, Georg Klute, Bernhard Gardi, Maria Grosz-Ngaté, Robert Harms, Adam Jones, Georg Klute, Alain Ricard, Muhammad S. Umar

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Heinrich Barth, Une Vie De Chercheur / Richard Kuba -- Heinrich Barth, Un Voyageur Savant En Afrique / Gerd Spittler -- Sur L'édition Française De Barth / Alain Ricard, Gerd Spittler -- Entre Descr...

Islam and Colonialism

By Muhammad S. Umar

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Islam And Colonialism

By Muhammad S. Umar

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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.