Daniel Rojas Books

Criptozoologia

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Este libro se aproxima al fascinante mundo de los animales desde diversas materias: la Historia, la Paleontologia, la Zoologia y la Criptozoologia. En esta obra, el autor, ademas de realizar una re...

Criptozoologia

By Daniel Rojas

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Danny Gree

By Dora Campos, Daniel Rojas

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Little Princess

By Daniel Rojas

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Elvia

By Daniel Rojas

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Elvia

By Daniel Rojas

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Se un Maestro

By Ana Gonsalvez, Eva Fernandez, Sergio Teniente, Daniel Rojas

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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.