Kim Heldman Books

PMP

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"Completely updated for the 2011 version of the PMP exam!If you're preparing for the Project Management Professional (PMP) exam, this thorough book is what you need. Not only does it reflect the ve...

PMP

By Kim Heldman

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PMP

By Kim Heldman

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PMP

By Kim Heldman

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Pmp

By Kim Heldman

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Project Management JumpStart

By Kim Heldman

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PMP Project Management Professional Exam Study Guide

By Kim Heldman

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PMP

By Kim Heldman

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PMP

By Kim Heldman

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PMP

By Kim Heldman

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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.