Ellie O Ryan Books

Phineas e Ferb Viaggio Su Marte

By Ellie O Ryan, Disney Storybook Artists Staff

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Phineas and Ferb Boogie Down

By Ellie O Ryan, Disney Storybook Art Team, Disney Book Group Staff

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Ice Age 2 The Meltdown

By Ellie O Ryan, Artful Doodlers Limited Staff

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Ice Age 2 The Meltdown

By Ellie O Ryan, Artful Doodlers Limited Staff

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Nova Prescott is the president of this year's Prom Committee at Brookside High. After an accidental fire causes the prom decorations to go up in smoke, Jesse Richter is enlisted by the principal to...

Prom

By Ellie O Ryan

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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.