RAMON ALFONSO Books

EL UNIVERSO DE LOS HERMANOS MARX

By ADRIAN SANCHEZ, GUILLERMO BALMORI, QUIM CASAS, VICTOR ARRIBAS, OTI RODRIGUEZ MARCHANTE, GERARDO SANCHEZ, DIEGO MOLDES, MOISES RODRIGUEZ, DAVID FELIPE ARRANZ, JOAQUIN VALLET, RAMON FREIXAS, EDUARDO TORRES DULCE LIFANTE, JUAN CARLOS VIZCAINO, RAMON ALFONSO, LUIS ALBERTO DE CUENCA, JOAN BASSA, JUAN CARLOS LAVIANA, ALEJANDRO MELERO, MIGUEL MARIAS, CARLOS MARANON, FERNANDO R. LAFUENTE

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EL UNIVERSO DE FEDERICO FELLINI

By ADRIAN SANCHEZ, ENRIC ROS, GERARDO SANCHEZ, LUCIA TELLO, DIEGO MOLDES, ISRAEL PAREDES, DAVID FELIPE ARRANZ, JOAQUIN VALLET, RAMON ALFONSO, JUAN LABORDA, JAIME IGLESIAS, ALEJANDRO MELERO, JOSE LUIS SANCHEZ NORIEGA, LUIS FREIJO

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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.