Francesco MORTARINO Books

CULT OF CARNAGE: MISERY

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The mother of all symbiote stories! Liz Allan is Normie Osborn's mom and is blissfully unaware that her son is the all-new and all-deadly Red Goblin! But she does know something strange is going on...

MARY JANE & BLACK CAT: DARK WEB

By Jed MacKay

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Collects Mary Jane & Black Cat (2022) #1-5. Face it, Tiger, you just hit the double jackpot! Two of the greatest loves of Peter Parker's life find themselves thrown into one another's paths and str...

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.