Carl S. Ehrlich Books

Cette présentation, à la fois accessible et précise, de l'une des grandes traditions religieuses de l'humanité s'organise autour de neuf thèmes essentiels : origines et développement historique, as...

Purity holiness and identity in Judaism and Christianity

By Carl S. Ehrlich, Eileen M. Schuller, Anders Runesson

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Entender el Judaismo

By Carl S. Ehrlich

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The Philistines in transition

By Carl S. Ehrlich

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This study of the history of the Philistines during the first quarter of the first millennium BCE has a twofold aim: First, to examine in detail a number of ancient texts, mainly biblical until the...

From an Antique Land

By Carl S. Ehrlich

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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.