Alan Counihan Books

Prayers Before Dying

By Tobin Keller, Carter Wilson, Alan Counihan

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Townlands

By Carmel Cummins, Alan Counihan

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"Townlands: a Habitation has been on the shelves of selected bookstores since early December 2012. This 148pp full colour publication, produced and edited by Alan Counihan, features specially commi...

Works on paper

By Anna O Sullivan, Paul Bokslag, Alan Counihan

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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.