Alberto Tovalin Ahumada Books

Mirar

By Alberto Tovalin Ahumada, Jose Antonio Rodriguez, Hector Dario Vicario Montiel

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Universidad Veracruzana 70 anos

By Alberto Tovalin Ahumada, Javier Olavarrieta Marenco, Edgar Garcia Valencia, Patricia Cao Romero, Rosa Ma. Maribel Barradas Landa

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Mexico 68 18

By Alberto Tovalin Ahumada, Arnulfo Aquino Casas

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"This catalog includes the work of six generations of poster designers, some of whom enjoy great national and international prestige, as well as academics, members of the student committee of 68, a...

Mirar

By Alberto Tovalin Ahumada, Jose Antonio Rodriguez, Hector Dario Vicario Montiel

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Fotografia artistica Guerra

By Alberto Tovalin Ahumada, Jose Antonio Rodriguez, Pedro A. Guerra

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Pedro Guerra, father and son, recorded life in the Yucatán state from 1877 to 1959; its 500 thousand negatives give rise to this book. Pedro Guerra Jordán and Pedro Guerra Aguilar, father and son,...

Miguel Covarrubias

By Sylvia Navarette

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La casa veracruzana

By Alberto Tovalin Ahumada, Guillermo Boils, Alberto Robledo Landero, Nina Crangle

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Universidad Veracruzana Poza Rica y Tuxpan

By Alberto Tovalin Ahumada, Edgar Garcia Valencia, Universidad Veracruzana Staff

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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.