Alun Gibbard Books

Tony AC Aloma

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The tragic disappearance of 5 year old April Jones from Machynlleth not only shook the town and the whole of Wales, but Britain and countries throughout the world as well. This book looks at the re...

Delme

By Delme Thomas

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Hunangofiant arwr Llanelli, Cymru a'r Llewod, Delme Thomas. Cyrhaeddodd y brig gyda'i glwb, ei wlad a'r Llewod dros gyfnod o 15 mlynedd o chwarae. Daeth ei enw'n adnabyddus ymhob cornel o'r byd ryg...

Gareth Jones

By Alun Gibbard

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A title in the short and fast-paced series Quick Reads. A story about the journalist Gareth Jones from the Barry who became famous when he revealed the Ukraine famine of the 1930s. He died when he...

Talcen caled

By Alun Gibbard

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Not Just Politics

By Carwyn Jones, Alun Gibbard

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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.