Wayne D Orio Books

African American Leaders Set African American Leaders

By Marylou Morano Kjelle, Wayne D Orio, Gloria Blakely

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Carol Moseley-Braun

By Wayne D Orio

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Profiles the first African-American woman to serve in the United States Senate, Carol Moseley-Braun, who represented the state of Illinois from 1992 through 1998.

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.