Jayne Castle Books

After dark

By Jayne Ann Krentz

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Silver Master

By Jayne Ann Krentz

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Dark light

By Jayne Ann Krentz

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Ghost Hunter

By Jayne Ann Krentz

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Midnight crystal

By Jayne Ann Krentz

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Adam White, the new head of the local Ghost Hunter Guild, enlists the aid of psychic private investigator and dreamlight reader Marlowe Jones to help him break a legendary curse and save the underw...

Canyons of night

By Jayne Ann Krentz

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Charlotte Enright, who can read auras, senses that something is not right with her former lover, police chief Slade Attridge, as they are drawn into a series of violent events that brings them clos...

Canyons of night

By Jayne Ann Krentz

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The Lost Night

By Jayne Jayne Ann Krentz Castle

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The Hot Zone

By Jayne Ann Krentz

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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.