David J. Johnson Books

The manuscripts of the House of Lords.

By Great Britain. Parliament. House Of Lords.

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Gordon at Khartoum

By Johnson David

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Chemistry 1 Sampler Cambridge Advanced Sciences

By John Nicholson, Helen Eccles, John Raffan, David Johnson, Brian Ratcliff

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The Truth

By David J. Johnson

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Fort Monroe

By Paul S. Morando

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"Fort Monroe was once a powerful symbol of America's national defense system. From 1823 to 1945, its primary military mission was to protect Hampton Roads and the entrance to the Chesapeake Bay fro...

Education and Evaluation in International Contexts

By David Johnson

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To write about something

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Real Life Financial Planning for the High Income Specialist

By David J. Johnson, Todd D. Bramson

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London s Peelers and the British Police

By David Johnson

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New York City

By David A. Johnson

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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.