Joseph A. Citro Books

Dark Twilight

By Joseph A. Citro

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The Unseen

By Joseph A. Citro

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Cursed in New England

By Joseph A. Citro

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Monsters

By Joseph A. Citro

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Green Mountains Dark Tales Hardscrabble Books

By Joseph A. Citro

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In this new collection of never-before-published tales, classic legends, and long-forgotten lore, best-selling compiler and investigator of the supernatural Joseph A. Citro takes us on a tour of ev...

Shadow child

By Joseph A. Citro

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Weird New England

By Joseph A. Citro

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Deus X

By Joseph A. Citro

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Deus-X

By Joseph A. Citro

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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.