William Duggan Books

Writing a Business Plan in No Easy Steps

By William Duggan

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The Battle of Neville s Cross

By Simon Webb, William Duggan

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Napoleon s Glance

By William Duggan

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Napoleon s Glance

By William Duggan

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Coup d'oeil

By William Duggan

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In our military professions, formal analytical methods coexist with intuitive decisionmaking by leaders in action. For the most part, there is no harm done. But many officers can recount times when...

La grande soif

By William Duggan

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Corporate Innovator

By William Duggan

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Creative Strategy

By William Duggan

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Seventh Sense

By William Duggan

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Seventh Sense

By William Duggan

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1 ressource en ligne (192 pages)

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.