Justin Haynes Books

Medieval Classic

By Justin A. Haynes

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Appendix Ovidiana

By Ralph Hexter, Laura Pfuntner, Justin Haynes

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Moralized Ovid

By Frank T. Coulson, Pierre Bersuire, Justin Haynes

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Tacko Fall

By Reggie Brown, Tacko Fall, Justin Haynes

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Tacko Fall: To New Heights

By Tacko Fall, Justin Haynes Illustrated By Reggie Brown

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The inspiring true story of basketball phenom Tacko Fall—and his journey from West Africa to the NBA—will inspire young people to dream and do. Tacko Fall was always tall, even as a chi...

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.