Helen Donohoe Books

World Issues

By Helen Donohoe

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World Issues

By Helen Donohooe

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Terrorism

By Helen Donohoe

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In the wake of such events as 9/11 and other such hostilities, the world is on alert to terrorism. This title covers the nature of terrorism, its causes and its effects on our global community.

Terrorism Talking Points

By Helen Donohoe

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Birdy Flynn

By Helen Donohoe

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372 pages ; 20 cm

Birdy Flynn

By Helen Donohoe

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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.