Mark Connolly Books

Please Find Me

By Mark Connolly

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Empty Trust

By Mark Connolly

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No Exit

By Mark Connolly

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The Rough Guide To Ireland

By Margaret Greenwood, Etc, Mark Connolly, Sean Doran, Geoff Wallis, Connolly, Mark, Greenwood, Margaret, Wallis, Geoff

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INTRODUCTION Landscape and people are what bring most visitors to Ireland the Republic and the North. And once there, few are disappointed by the reality of the stock Irish the green, rain-hazed l...

The Rough Guide to Dublin 3 Rough Guide Mini Guides

By Mark Connolly, Geoff Wallis, Margaret Greenwood

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Dublin

By Mark Connolly

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The Rough Guide to Ireland Rough Guide Ireland

By Mark Connolly, Geoff Wallis, Margaret Greenwood

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The Mini Rough Guide to Dublin 2nd Rough Guide Pocket

By Mark Connolly, Geoff Wallis, Margaret Greenwood

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Shame Me Twice

By Mark Connolly

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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.