Christopher Wallace Books

Killing the messenger

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Politicians control the country. Now they want to control your mind ... It's the near future and a beleaguered UK Prime Minister resigns, making way for a surprise and triumphal return by his chari...

Pirate

By Christopher Wallace

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The Pied Piper's Poison

By Christopher Wallace

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THE PIED PIPER'S POISON

By Christopher Wallace

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Twentieth Century Man

By Christopher Wallace, C. W

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Twentieth Century Man

By Christopher Wallace, C. W

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Blue Ribbon College Basketball Yearbook 1991 1992 Blue Ribbon College Basketball Forecast

By Christopher Wallace

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Focus on Courage

By Royal Green Jackets Museum Trust Staff, Christopher Wallace, R. D. Cassidy

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Pied Pipers Poison

By Christopher Wallace

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Treasure Hid in a Field

By Christopher Wallace

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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.