Claudio Castellini Books

Wolverine

Average: 0.00, 0 Ratings

Annihilation Book 3 Marvel Comics

By Mike McKone, Giuseppe Camuncoli, Christos Gage, Brian Reed, Claudio Castellini, Keith Giffen, Andrea Divito, Stuart Moore

Average: 0.00, 0 Ratings

SIGIL OMNIBUS

By Barbara Kesel

Average: 0.00, 0 Ratings

Experience the epic saga of galactic mercenary Samandahl Rey, fighting to survive amid a brutal war against the Saurians! When Sam suddenly receives the Sigil - a mark burned into his chest that gr...

Wolverine

By Paul Jenkins, Claudio Castellini

Average: 0.00, 0 Ratings

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.