Sonia Leong Books

Code Mission I Hero

By Steve Skidmore

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Pirate Gold I Hero

By Steve Skidmore

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Space Rescue v. 7

By Steve Barlow, Steve Skidmore

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Manga Shakespeare

By Richard Appignanesi, Sonia Leong, William Shakespeare

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Romeo and Juliet

By Richard Appignanesi

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"Manga Shakespeare is a series of graphic novel adaptations of William Shakespeare's plays. A fusion of classic Shakespeare with manga visuals, these are cutting-edge adaptations that will intrigue...

Manga makeovers

By Sonia Leong

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"This fun-filled approach to the famous Japanese comic style will help you inject some Manga magic into your everyday life. Through this series of easy-to-follow exercises, sketching challenges, in...

Marie Curie

By Agnieszka Biskup

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101 top tips from professional manga artists

By Sonia Leong

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"Manga creator Sonia Leong and a group of acclaimed fellow professionals lay bare the expert techniques behind this vibrant art form"--P. [4] of cover.

The complete guide to drawing manga

By Sonia Leong

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Mission

By Sonia Leong

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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.