Duff McDonald Books

Golden Passport

By Duff McDonald

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Last man standing

By Duff McDonald

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Last Man Standing

By Duff McDonald

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Last man standing

By Duff McDonald

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THE FIRM THE STORY OF MCKINSEY AND ITS SECRET INFLUENCE ON AMERICAN BUSINESS

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Star financial journalist Duff McDonald uncovers how the managing consulting firm of McKinsey & Company and its high-powered, high-priced business savants have ushered in waves of structural, finan...

Firm

By Duff McDonald

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CEO

By Duff McDonald, Owen Burke

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The Firm

By Duff Mcdonald DA FU MAI KE TANG NA

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The Golden Passport

By Duff McDonald

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The Firm

By Duff McDonald

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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.