Gina Bellisario Books

The Twelve Days of Christmas in Illinois

By Gina Bellisario

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Super Pet Sitter Ellie Ultra Ellie Ultra

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Poison alert!

By Gina Bellisario

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Matthew's little brother doesn't know about harmful substances. But Mighty Matthew does! He rescues his brother from household poisons. That means cleaners, medicines, and houseplants. He also poin...

Super Fluffy to the Rescue

By Gina Bellisario

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1 volume : 19 cm

Team Earth Takeover Ellie Ultra Ellie Ultra

By Gina Bellisario

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Poison alert

By Gina Bellisario

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Mighty Pet Sitter

By Gina Bellisario

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Superhero for President Ellie Ultra

By Gina Bellisario

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Mighty Pet Sitter

By Gina Bellisario

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Camp Hero Double Trouble Ellie Ultra

By Gina Bellisario

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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.