Ulises Farinas Books

Turtles… IN SPACE! Weird new characters, places, and events abound!Krang is set to go on trial in Dimension X but he has hired the cybernetic assassin Hakk-R to eliminate the witnesses set t...

Judge Dredd The Blessed Earth

By Erick Freitas, Ulises Farinas

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Ulises Farinas s OUTBREAK

By Ulises Farinas

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Wheres the Wookiee

By Ulises Farinas, Ryan Hill, Katrina Pallant

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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.