Ahmed Moustafa Books

"A fully illustrated, landmark study of Islamic calligraphy traced back to its deepest historical and cultural roots Explores the sacred geometry of each letter form of the Arabic alphabet as...

Mapping the Unseen

By Jeremy Theophilus

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Recent Advances in Agent Based Negotiation

By Ahmed Moustafa, Minjie Zhang, Reyhan Aydogan, Takanobu Otsuka, Takayuki Ito

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Recent Advances in Agent Based Negotiation

By Ahmed Moustafa, Reyhan Aydo 287 An, Minjie Zhang, Takanobu Otsuka, Takayuki Ito

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Female Pioneers from Ancient Egypt and the Middle East

By Ahmed A. Karim, Ahmed Moustafa, Radwa Khalil

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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.