Joan Lennon Books

It's the harshest winter anyone can remember, and the vast waterways of the Fens are frozen solid, transformed into an Ice Road. Ideal conditions for a surprise invasion by young King Arnald's bani...

Witch Bell

By Joan Lennon

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"Pip the orphan and Perfect, the stone gargoyle meet up with a mysterious stranger - a man with a murky past. Hot on his trail is the Holy Hunter, sniffing out demons and devils and any who have be...

Tales from the Turrets

By Joan Lennon

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Ice Road

By Joan Lennon

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The Wickit Chronicles book 2

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Ice Road

By Joan Lennon

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Tresor Viking

By Joan Lennon

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Wickit Hikayeleri Bataklik Altinlari

By Joan Lennon

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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.