Peter Warner Books

"The fictitious memoir of an unlikely foreign spy planted in Washington, D.C., in the years after World War II Recruited by a foreign power in postwar Paris and sent to Washington, Winston Bates is...

Mole The

By Peter Warner, David LeDoux

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Cats on Hutton Roof

By Marilyn Edwards

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Perfect Cats

By Peter Warner

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Homerton

By Homerton College Staff, Warner Peter

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Astor

By Warner Peter

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Ocean of Light 30 Years in Tonga and the Pacific Worldwide Edition

By Warner Peter

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Ocean of Light

By Warner Peter

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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.