Aidan Harte Books

Irenicon

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The river Irenicon was blasted through the middle of Rasenna in 1347 by Concordian Engineers, dividing the only city strong enough to resist them. Now the factions of Rasenna spend precious hours f...

The warring states

By Aidan Harte

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"After the rout at Rasenna, Concord faces enemies on all fronts, and nobody believes that the last surviving Apprentice is equal to these crises - but Torbidda didn't become Apprentice by letting h...

The warring states

By Aidan Harte

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The Warring States

By Aidan Harte

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Spira Mirabilis

By Aidan Harte

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Spira Mirabilis

By Aidan Harte

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Spira mirabilis

By Aidan Harte

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Lugs

By Aidan Harte

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Irenicon

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Irenicon Book One

By Aidan Harte

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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.