Joseph D'Lacey Books

Black Feathers

By Joseph D Lacey

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The book of the Crowman

By Joseph D Lacey

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The world has been condemned. Only Gordon Black and The Crowman can redeem it. The search for the shadowy figure known only as the Crowman continues, as the Green Men prepare to rise up against the...

Les bouchers de Dieu

By Paul Benita Joseph D Lacey

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Et Ne Yiyorsan Osun

By Joseph D Lacey

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Black Feathers

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The Book of the Crowman Black Dawn

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The Kill Crew

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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.