Boris Johnson Books

The with and Wisdom of Boris Johnson

By Harry Mount

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Johnson s Life of London

By Boris Johnson

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The Churchill Factor

By Boris Johnson

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The Churchill factor

By Boris Johnson

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The mayor of London and former Spectator editor challenges popular misconceptions to assess Churchill's enduring influence on the world, discussing the many contradictions of his life and his consi...

The Churchill Factor

By Boris Johnson

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From London’s inimitable mayor, Boris Johnson, the New York Times–bestselling story of how Churchill’s eccentric genius shaped not only his world but our own. On the fiftieth...

Winston Churchill

By Boris Johnson, Edwina Sandys

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Winston Documents French Edition

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O Fator Churchill Como um homem fez historia

By Boris Johnson

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De Churchill factor

By Boris Johnson

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Have I Got Views For You

By Boris Johnson

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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.