John Nielsen Books

Condor: To the Brink and Back--The Life and Times of One Giant Bird

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Traces the history of the California condor, describing its life in prehistoric times, its dwindling numbers throughout the past ten thousand years, its multiple rescues from the verge of extinctio...

Condor: To the Brink and Back--the Life and Times of One Giant Bird

By John Nielsen

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Renewable Energy Atlas of the West

By Leslis Kaas Pollack, Angela Shutak, Heather Rhoads Weaver, John Nielsen, Susan Innis

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Effective Communication Skills

By John Nielsen

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AAA Auto Guide

By John Nielsen

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Danish Food Cooking

By Judith Dern

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Nu er landet vores

By John Nielsen

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Om lesbiske familier.

By Nini Leick

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Condor

By John Nielsen

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Condor

By John Nielsen

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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.