Gabhor Utomo Books

Brooklyn Mermaid

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Save Atlantis in this interactive book where YOU decide what happens next! Packed with 27 possible endings!  Choose Your Own Adventure books–the 4th bestselling children’s series o...

Ruby Bridges

By Kira Freed, Gabhor Utomo

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Mysteries of Easter Island

By Cynthia Kennedy Henzel, Gabhor Utomo

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Bird s Nest

By Jessica Malordy, Gabhor Utomo

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Terry Fox Story

By Michael Sandler, Gabhor Utomo

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Lucia s New School

By Jessica Malordy, Gabhor Utomo

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Nelson Mandela Freedom for All

By Cynthia Kennedy Henzel, Gabhor Utomo

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Terry Fox Story

By Michael Sandler, Gabhor Utomo

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Pet Rats

By Racheal Rice, Gabhor Utomo

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Bird s Nest

By Jessica Malordy, Gabhor Utomo

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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.