Pfeiffer, Erna Books

Entrevistas: Diez Escritoras Mexicanas Desde Bastidores

By Pfeiffer., Erna Pfeiffer, Erna, Pfeiffer, Erna

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Entrevistas Inés Arredondo, Julieta Campos, Margo Glantz, Angeles Mastretta y otras.

Entrevistas

By Erna Pfeiffer, Pfeiffer, Erna

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Jewish Writings from the Hellenistic-Roman Period is a collection of apocrypha and Old Testament pseudoepigrapha along with other ancient Jewish writings of importance for the understanding of the...

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.