John Katzenbach Books

u familia lo recluyó en el psiquiátrico tras una conducta imprevisible. Pero un reencuentro en los terrenos de la clausurada institución remueve algo profundo en su mente agitada: unos recuerdos so...

La guerra de Hart

By John Katzenbach

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El psicoanalista

By John Katzenbach

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Confianza ciega

By John Katzenbach, Laura Paredes Lascorz

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El Psicoanalista

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-Feliz 53 cumpleaños, doctor. Bienvenido al primer día de su muerte. Pertenezco a algún momento de su pasado. Usted arruinó mi vida. Quizá no sepa cómo por qué o cuándo, pero lo hizo. Llenó todos m...

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.