Kelly Armstrong Books

Hex on the Beach

By Kelley Armstrong, Melissa Marr, Jeaniene Frost

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L'invocation

By Kelley Armstrong

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Tome 1 Littérature jeunesse : roman fantastique

L'invocation

By Kelley Armstrong

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Tome 1 Littérature jeunesse : roman fantastique

The Life She Had

By K. L. Armstrong

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A pulse-pounding new thriller from the bestselling author of Wherever She Goes and Every Step She Takes.If someone were threatening your home, how far would you go to protect it?A stranger is tresp...

The Drokenzian System

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Report of Investigation

By Kelly Armstrong, Rodney Davis, Troy Nehls, Jim Jordan, Jim Banks

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A golpe de magia

By Kelley Armstrong

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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.