Anthony Horowitz Books

An English journalist, his thirteen-year-old ward, and an Incan boy battle the supernatural evil of the Old Ones, who plan to enter our world through a secret gate somewhere in Peru.

The Sinister Secret of Frederick K. Bower

By Anthony Horowitz

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Evil Star Book Ii of the Gatekeepers

By Anthony Horowitz

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Ark angel

By Anthony Horowitz

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After recovering from a near fatal gunshot wound, teenage spy Alex Rider embarks on a new mission to stop a group of eco-terrorists from sabotaging the launch of the first outer space hotel.

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.