Roberto Mandrafina Books

The Big Hoax

By Roberto Mandrafina, Carlos Trillo

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Iguana

By Roberto Mandrafina, Carlos Trillo

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The Big Hoax (Graphic Novel)

By Written By Carlos Trillo With Art By Roberto Mandrafina

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This classic noir story sees a young woman in a 20th Century banana republic dragged into a suspense-filled thriller - now in luxurious hardback featuring rich, intriguing colors for the first time...

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.