Patricia Galeana De Valades Books

"The present work shows succinctly, in 24 beautiful prints, the constitutional history of Mexico and its culmination with the Constitution of 1917. Describing, in an illustrated form, the processes...

60 anos

By Patricia Galeana De Valades

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Benito Juarez

By De Valdez Galeana, Patricia Galeana De Valades

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El tratado McLane Ocampo

By Patricia Galeana De Valades, Patricia Galeana

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Juarez en la historia de Mexico

By Patricia Galeana De Valades

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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.