Gregorios Ibrahim Books

The Diary of Mar Dionysios Georgios Al Qas Behnam Metropolitan of Aleppo

By Gregorios Ibrahim

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Dolabani the ascetic of mardin

By Gregorios Yuhanna Ibrahim

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The instructor

By Shukri Taraqiji

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Syrian Orthodox music

By Gharighuriyus Yuhanna Ibrahim

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"Bishop Gregorios Yohanna Ibrahim has here given us an extremely valuable study of the history of music in the Syrian Orthodox Church. This book originated in Bishop Gregorios’ dissatisfacti...

Le materiel archeologique et les restes humains de la necropole d Ain el Labakha oasis de Kharga

By K. L. Heim, M. Lichtenberg, Francoise Dunand, Gregorios Ibrahim

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Texts and Translations of the Chronicle of Michael the Great Vol 1 11

By Sebastian Brock, Istvan Perczel, George Kiraz, Hidemi Takahashi, Gregorios Ibrahim

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Studies on Jacob of Edessa

By Gharighuriyus Yuhanna Ibrahim, George Anton Kiraz

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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.