Michael Gallagher Books

World War Two is a series of fact-packed books on key aspects of the Second World War. Each title offers an appealing, magazine-style design and contains readable narrative text plus panels focusin...

Researching with Children and Young People

By John Emmeus Davis, E. Kay M. Tisdall, Michael Gallagher

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Trinity

By Michael Gallagher, Jonathan Fetter Vorm

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Purple Needle Grass

By Michael Gallagher

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Anzu to Ajisai

By Michael Gallagher, Naomi Takasugi, Eisaku Yamazaki

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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.