Donna Jo Napoli Books

Shark Shock

By Donna Jo Napoli

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Stones in Water

By Donna Jo Napoli

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Stones in water

By Donna Jo Napoli

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After being taken by German soldiers from a local movie theater along with other Italian boys including his Jewish friend, Roberto is forced to work in Germany, escapes into the Ukrainian winter, b...

Daughter Of Venice

By Donna Jo Napoli

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In 1592, Donata is a noble girl living in a palazzo on the Grand Canal. Girls of her class receive no education and rarely leave the palazzo. In a noble family, only one daughter and one son will b...

Fish Girl

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The Prince of the Pond

By Donna Jo Napoli

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The Magic Circle

By Donna Jo Napoli

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When the Water Closes over My Head

By Donna Jo Napoli

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Stones in Water

By Donna Jo Napoli

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April Flowers Aladdin Angelwings

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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.