Joseph Harper Books

Hill and Redman s Guide to Landlord and Tenant Law

By Wayne Clark, Timothy Morshead, Joseph Harper, Jonathan Karas, Edward Cole, Alison Oakes, J.H. Redman, John Male, Paul Matthews, H.A. Hill

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Media, profit, and politics

By Kent State University Symposium On Democracy 2001, Kent State University Symposium On Democracy

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"A compilation of essays and related commentary delivered at the second annual Kent State University Symposium on Democracy, Media, Profit, and Politics recognizes and considers the fundamental dif...

100 Easy Talks for LDS Youth

By Sandra Harper

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100 Easy Talk Thoughts for LDS Youth Volume Two

By Sandra Harper, Joseph Harper

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King Joey

By Joe Harper

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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.