David Leigh Books

High Time: the Life and Times of Howard Marks

By David Leigh

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Howard Marks

By David Leigh

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The Liar: The Fall of Jonathan Aitken

By Harding, Luke Harding

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Apocalyptic patterns in twentieth century fiction

By David J. Leigh

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"David J. Leigh explores the innovative influences of the book of Revelation and ideas of an end time on fiction of the twentieth century, and probes philosophical, political, and theological issue...

Software: Its Design, Implementation and Support

By Roy Newton, Michael Curtis, David Leigh

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Orchids: Their Care and Cultivation

By David Leigh

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Orchids: Their Care and Cultivation

By David Leigh

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The Wilson Plot

By David Leigh

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Chernobyl

By Robin McKie, Nigel Hawkes, Geoffrey Lean, Peter Pringle, David Leigh, Andrew Wilson

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High time

By David Leigh

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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.