Daniel Bolger Books

Our year of war

By Daniel P. Bolger

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Why We Lost A General s Inside Account of the Iraq and Afghanistan Wars

By Daniel Bolger

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A three-star general offers a gripping insider account of the U.S. wars in Iraq and Afghanistan, and how it all went wrong. Over a thirty-five year career, Daniel Bolger rose through the army infa...

Why We Lost

By Daniel Bolger

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Feast of bones

By Daniel P. Bolger

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Lost in transition

By Anne Enright, Daniel Bolger, Ciara Doorley

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Why We Lost

By Daniel Bolger

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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.