Melissa Lagonegro Books

A Cars Christmas Turtleback School Library Binding Edition Step into Reading Step 1 the World of Cars

By Melissa Lagonegro

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Big Friend Little Friend

By Melissa Lagonegro, Rh Disney

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Go, go, go!

By Melissa Lagonegro

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Lightning McQueen, Mater, Sally, and the rest of the gang from Disney/Pixar's Cars are back! This super-simple Step 1 reader is perfect for little boys who love cars, trucks, trains, planes, and ev...

Five Fast Tales

By Disney

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A Tale Of Two Sisters

By Melissa Lagonegro

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NEEDS TITLE MONSTERS UNIV Turtleback School Library Binding Edition Step Into Reading A Step 1 Book

By Melissa Lagonegro

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Travel Like A Princess Turtleback School Library Binding Edition Disney Princess Step into Reading Step 2

By Melissa Lagonegro

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Saving the day!

By Melissa Lagonegro

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"Princess Kara learns she has superpowers! Can she save her kingdom from an evil enemy?"--Page 4 of cover.

Happy Halloween Teenie Halloweenies

By Melissa Lagonegro

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Fairest of the Fall

By Melissa Lagonegro

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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.