Sánchez,Carlos Books

Villanueva de los Infantes segun el Catastro de Ensenada

By Sanchez Carlos

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Los nuevos amos de Espana

By Carlos Sanchez

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Can we still Achieve the Millennium Development Goals

By Carlos Sanchez, Jean Philippe Stijns

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This study contributes to the current debate on achieving the Millennium Development Goals (MDGs), their relevance and what can be done after 2015, by looking at estimates of the cost of reaching t...

Spanish Phrase Book

By Carlos Sanchez

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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.