Susan Heyboer O Keefe Books

Eighth-grader Bertie Hooks has to keep his dream of becoming a world-class chef a secret, especially from his mortal enemy, Nick Dekker, and when they both get "flour-sack babies" to take care of f...

Tel Que Tu Es Tu Es Super

By Susan Heyboer O Keefe

Average: 0.00, 0 Ratings

Frankenstein s monster

By Susan Heyboer O Keefe

Average: 0.00, 0 Ratings

One Hungry Monster

By Lynn Munsinger, Susan Heyboer O Keefe

Average: 0.00, 0 Ratings

Hungry Monster ABC

By Susan Heyboer O Keefe

Average: 0.00, 0 Ratings

More Hungry Monsters

By Susan Heyboer O Keefe

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.