Francisco Hinojosa Books

"A sus 15 años y medio Sara decide salirse de casa; la vida con su padre, madrastra y hermanastras es insoportable. Para sobrevivir lejos de su "hogar" encuentra trabajos informales, entre ellos ve...

A golpe de calcetin

By Rafael Barajas 34, Francisco Hinojosa, El Fisgon 34

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Anibal y Melquiades

By Francisco Hinojosa, Rafael Baralas El Fisgon

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Repugnante Pajarraco y otros regalos

By Francisco Hinojosa

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Quique's birthday is coming up and her friends get ready to help her celebrate.

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.