Luis Aragones Books

McGraw-Hill Education Advanced Spanish Grammar

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What you need to know to master advanced Spanish grammar McGraw-Hill Education: Advanced Spanish Grammar guides you through this often-difficult subject, clearly explaining complex grammar ideas an...

McGraw-Hill Education Beginning Spanish Grammar: A Practical Guide to 100 Essential Skills

By Luis Aragones

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What you need to know to master basic Spanish grammar McGraw-Hill Education: Beginning Spanish Grammar guides you through this often-difficult subject, clearly explaining essential concepts and giv...

Gramatica de uso del espanol para extranjeros

By Luis Aragones

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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.