Erika McGann Books

The Adventures of Cass and the Bubble Street Gang

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Winner of the Waverton Good Read Children's Prize 2014! Under cover of darkness a carnival arrives on the green in the centre of Dunbridge. By morning, Grace and her friends are stunned to find the...

The midnight carnival

By Erika McGann

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The Broken Spell

By Erika McGann, Amy McAllister

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Kotu Ruhlar Defteri

By Erika McGann

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Demon Notebook

By Erika McGann

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Broken Spell

By Erika McGann

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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.