Kim Heldman Books

PMPa

By Kim Heldman

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PMP Project Management Professional exam review guide

By Kim Heldman

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Essential review for the PMP exam, updated for the new PMBOK Guide, 6th edition, The PMP Project Management Professional Exam Review Guide, fourth edition, offers complete, concise review of essent...

PMP Project Management Professional practice tests

By Kim Heldman

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PMP Project Management Professional Exam Certification Kit

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

By Kim Heldman

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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...

CompTIA Project study guide

By Kim Heldman

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PMP Project Management Professional Study Guide

By Kim Heldman

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Microsoft Office Excel 2007 for Project Managers

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.