Nancy Campbell Books

Using Women

By Nancy Campbell

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Panic disorder

By Nancy M. Campbell

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Discusses panic disorder and panic attacks. Answers questions about the illness and explains how it can affect teens. Provides information about treatment, recovery, and prevention.

Noise ghost and other stories

By Shuvinai Ashoona, Nancy Campbell

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Writing effective policies and procedures

By Nancy Campbell

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Jack Nicholson

By Nancy Campbell

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Be Fruitful and Multiply

By Nancy Campbell

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100 Days of Blessing Volume 1

By Nancy Campbell

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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.