Peter Schafer Books

Judeophobia firmly establishes Hellenistic Egypt as the generating source of anti-Semitism, with roots extending back into Egypt's per-Hellenistic history. A pattern of ingrained hostility toward...

Mirror of His beauty

By Peter Schafer

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Mirror of His Beauty

By Peter Schafer

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Jesus in the Talmud

By Peter Schafer

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The origins of Jewish mysticism

By Peter Schafer

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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.