Tomas Alvarez Books

The aim of this book is to describe the glorious adventure which St. Teresa of Jesus embarked on when she answered the call to found a reformation of the Carmelites. Through it the reader can join...

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By Tomas Alvarez

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100 fichas sobre Teresa de Jesus

By Tomas Alvarez

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Comentarios al Libro de la Vida de Santa Teresa de Jesus

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Comentarios al Camino de Perfeccion de Santa Teresa de Jesus

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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.