Caimh McDonnell Books

The Family Jewels

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This Charming Man

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Es gibt keine Vampire. Umso ärgerlicher, wenn sie dann in Manchester auftauchen. Wirklich niemand freut sich darüber. Nicht die magischen Wesen, die es tatsächlich gibt, und schon gar nicht die Me...

Stranger Times

By C.K.McDonnell

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Disaster Inc

By Caimh McDonnell

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Stranger Times

By C.K.McDonnell

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This Charming Man Stranger Times 2

By C. K. McDonnell

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Stranger Times

By Caimh McDonnell

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This Charming Man Stranger Times 2

By C. K. McDonnell

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This Charming Man Stranger Times 2

By Caimh McDonnell

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I Have Sinned

By Caimh McDonnell

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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.