Brendan Kelly Books

Hearing voices

By Brendan Kelly

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Intermediate Algebra

By Amanda Cangelosi, Rebecca Noonan Heale, Brendan Kelly, Emina Alibegovic

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Intermediate Algebra

By Amanda Cangelosi, Rebecca Noonan Heale, Brendan Kelly, Emina Alibegovic

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The Yin and Yang of Climate Crisis

By Brendan Kelly

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Marrying western environmentalism with Chinese medicine, this revolutionary book illustrates the many ways that our personal well-being and climate health are vitally connected Crises such as...

Coping with Coronavirus

By Brendan Kelly

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How worried should I be? What information can I trust? What should I tell the children?  Can I survive the panic, let alone the virus? These are certainly challenging, unprecedented times. All...

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.