J. T. Geissinger Books

Edge of darkness

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Six years after a shocking tragedy left her emotionally and physically scarred, Ember Jones lives a life of quiet isolation in Barcelona. Determined to keep her troubled past a secret, she keeps he...

Darkness Bound

By J. T. Geissinger

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Make Me Sin

By J.T. Geissinger, Teri Clark Linden, Sebastian York

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Dangerous Games

By J. T. Geissinger

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Rapture s Edge

By J. T. Geissinger

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Shadow s Edge

By J. T. Geissinger

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Edge of Oblivion

By J. T. Geissinger

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Carnal Urges

By J.T. Geissinger

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Savage Hearts

By J. T. Geissinger

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Brutal Vows

By J. T. Geissinger

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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.