Diane Poole Heller Books

Crash Course

By Diane Poole Heller, Laurence S. Heller Foreword By Peter A. Levine Ph.D.

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Trauma following automobile accidents can persist for weeks, months, or longer. Symptoms include nervousness, sleep disorders, loss of appetite, and sexual dysfunction. In Crash Course, Diane Poole...

The Power of Attachment

By Susan Hanfield, Diane Poole Heller, Phd

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The Power of Attachment

By Diane Poole Heller

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Power of Attachment

By Diane Poole Heller, Peter A. Levine

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Power of Attachment

By Diane Poole Heller

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Crash Course

By Diane Poole Heller, Laurence S. Heller Foreword By Peter A. Levine Ph.D.

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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.